diff --git a/app/components/form/SendouForm.tsx b/app/components/form/SendouForm.tsx
index aa8c4c1aa..04b7f88ba 100644
--- a/app/components/form/SendouForm.tsx
+++ b/app/components/form/SendouForm.tsx
@@ -1,9 +1,9 @@
-import { zodResolver } from "@hookform/resolvers/zod";
+import { standardSchemaResolver } from "@hookform/resolvers/standard-schema";
 import { useFetcher } from "@remix-run/react";
 import * as React from "react";
 import { type DefaultValues, FormProvider, useForm } from "react-hook-form";
 import { useTranslation } from "react-i18next";
-import type { z } from "zod";
+import type { z } from "zod/v4";
 import { logger } from "~/utils/logger";
 import type { ActionError } from "~/utils/remix.server";
 import { SubmitButton } from "../SubmitButton";
@@ -27,7 +27,7 @@ export function SendouForm<T extends z.ZodTypeAny>({
 	const { t } = useTranslation(["common"]);
 	const fetcher = useFetcher<any>();
 	const methods = useForm({
-		resolver: zodResolver(schema),
+		resolver: standardSchemaResolver(schema),
 		defaultValues,
 	});
 
@@ -47,7 +47,10 @@ export function SendouForm<T extends z.ZodTypeAny>({
 
 	const onSubmit = React.useCallback(
 		methods.handleSubmit((values) =>
-			fetcher.submit(values, { method: "post", encType: "application/json" }),
+			fetcher.submit(values as Parameters<typeof fetcher.submit>[0], {
+				method: "post",
+				encType: "application/json",
+			}),
 		),
 		[],
 	);
diff --git a/app/features/admin/actions/admin.server.ts b/app/features/admin/actions/admin.server.ts
index 297c34548..984fc5ec0 100644
--- a/app/features/admin/actions/admin.server.ts
+++ b/app/features/admin/actions/admin.server.ts
@@ -1,5 +1,5 @@
 import type { ActionFunctionArgs } from "@remix-run/node";
-import { z } from "zod";
+import { z } from "zod/v4";
 import * as AdminRepository from "~/features/admin/AdminRepository.server";
 import { makeArtist } from "~/features/art/queries/makeArtist.server";
 import { requireUser } from "~/features/auth/core/user.server";
diff --git a/app/features/admin/admin-schemas.ts b/app/features/admin/admin-schemas.ts
index 42c5cccf8..a3d67866d 100644
--- a/app/features/admin/admin-schemas.ts
+++ b/app/features/admin/admin-schemas.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import { friendCode } from "~/utils/zod";
 
 export const adminActionSearchParamsSchema = z.object({
diff --git a/app/features/api-private/routes/seed.ts b/app/features/api-private/routes/seed.ts
index f0a2517a0..79b4b1a6b 100644
--- a/app/features/api-private/routes/seed.ts
+++ b/app/features/api-private/routes/seed.ts
@@ -1,5 +1,5 @@
 import type { ActionFunction } from "@remix-run/node";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { seed } from "~/db/seed";
 import { parseRequestPayload } from "~/utils/remix.server";
 
diff --git a/app/features/api-public/routes/calendar.$year.$week.ts b/app/features/api-public/routes/calendar.$year.$week.ts
index 32d1ee5c5..5d83d913b 100644
--- a/app/features/api-public/routes/calendar.$year.$week.ts
+++ b/app/features/api-public/routes/calendar.$year.$week.ts
@@ -1,6 +1,6 @@
 import { type LoaderFunctionArgs, json } from "@remix-run/node";
 import { cors } from "remix-utils/cors";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { db } from "~/db/sql";
 import {
 	databaseTimestampToDate,
diff --git a/app/features/api-public/routes/org.$id.ts b/app/features/api-public/routes/org.$id.ts
index c08914146..cc37ff649 100644
--- a/app/features/api-public/routes/org.$id.ts
+++ b/app/features/api-public/routes/org.$id.ts
@@ -1,7 +1,7 @@
 import { type LoaderFunctionArgs, json } from "@remix-run/node";
 import { jsonArrayFrom } from "kysely/helpers/sqlite";
 import { cors } from "remix-utils/cors";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { db } from "~/db/sql";
 import { notFoundIfFalsy, parseParams } from "~/utils/remix.server";
 import { userSubmittedImage } from "~/utils/urls";
diff --git a/app/features/api-public/routes/sendouq.active-match.$userId.ts b/app/features/api-public/routes/sendouq.active-match.$userId.ts
index fba99b000..59a370a87 100644
--- a/app/features/api-public/routes/sendouq.active-match.$userId.ts
+++ b/app/features/api-public/routes/sendouq.active-match.$userId.ts
@@ -1,6 +1,6 @@
 import { type LoaderFunctionArgs, json } from "@remix-run/node";
 import { cors } from "remix-utils/cors";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { findCurrentGroupByUserId } from "~/features/sendouq/queries/findCurrentGroupByUserId.server";
 import { parseParams } from "~/utils/remix.server";
 import { id } from "~/utils/zod";
diff --git a/app/features/api-public/routes/sendouq.match.$matchId.ts b/app/features/api-public/routes/sendouq.match.$matchId.ts
index f1b8aaadf..ddcc0650f 100644
--- a/app/features/api-public/routes/sendouq.match.$matchId.ts
+++ b/app/features/api-public/routes/sendouq.match.$matchId.ts
@@ -1,6 +1,6 @@
 import { type LoaderFunctionArgs, json } from "@remix-run/node";
 import { cors } from "remix-utils/cors";
-import { z } from "zod";
+import { z } from "zod/v4";
 import * as QMatchRepository from "~/features/sendouq-match/QMatchRepository.server";
 import i18next from "~/modules/i18n/i18next.server";
 import invariant from "~/utils/invariant";
diff --git a/app/features/api-public/routes/tournament-match.$id.ts b/app/features/api-public/routes/tournament-match.$id.ts
index 512f4b154..f3dd1840f 100644
--- a/app/features/api-public/routes/tournament-match.$id.ts
+++ b/app/features/api-public/routes/tournament-match.$id.ts
@@ -1,7 +1,7 @@
 import { type LoaderFunctionArgs, json } from "@remix-run/node";
 import { jsonArrayFrom } from "kysely/helpers/sqlite";
 import { cors } from "remix-utils/cors";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { db } from "~/db/sql";
 import { tournamentFromDBCached } from "~/features/tournament-bracket/core/Tournament.server";
 import { resolveMapList } from "~/features/tournament-bracket/core/mapList.server";
diff --git a/app/features/api-public/routes/tournament.$id.brackets.$bidx.standings.ts b/app/features/api-public/routes/tournament.$id.brackets.$bidx.standings.ts
index ad46ccecb..56bd99eb4 100644
--- a/app/features/api-public/routes/tournament.$id.brackets.$bidx.standings.ts
+++ b/app/features/api-public/routes/tournament.$id.brackets.$bidx.standings.ts
@@ -1,6 +1,6 @@
 import { type LoaderFunctionArgs, json } from "@remix-run/node";
 import { cors } from "remix-utils/cors";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { tournamentFromDB } from "~/features/tournament-bracket/core/Tournament.server";
 import { notFoundIfFalsy, parseParams } from "~/utils/remix.server";
 import { id } from "~/utils/zod";
diff --git a/app/features/api-public/routes/tournament.$id.brackets.$bidx.ts b/app/features/api-public/routes/tournament.$id.brackets.$bidx.ts
index 345bcbae4..8304dcde0 100644
--- a/app/features/api-public/routes/tournament.$id.brackets.$bidx.ts
+++ b/app/features/api-public/routes/tournament.$id.brackets.$bidx.ts
@@ -1,6 +1,6 @@
 import { type LoaderFunctionArgs, json } from "@remix-run/node";
 import { cors } from "remix-utils/cors";
-import { z } from "zod";
+import { z } from "zod/v4";
 import type { Bracket } from "~/features/tournament-bracket/core/Bracket";
 import { tournamentFromDB } from "~/features/tournament-bracket/core/Tournament.server";
 import { notFoundIfFalsy, parseParams } from "~/utils/remix.server";
diff --git a/app/features/api-public/routes/tournament.$id.casted.ts b/app/features/api-public/routes/tournament.$id.casted.ts
index e8635fa7e..6bd5f239c 100644
--- a/app/features/api-public/routes/tournament.$id.casted.ts
+++ b/app/features/api-public/routes/tournament.$id.casted.ts
@@ -1,6 +1,6 @@
 import { type LoaderFunctionArgs, json } from "@remix-run/node";
 import { cors } from "remix-utils/cors";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { db } from "~/db/sql";
 import { notFoundIfFalsy, parseParams } from "~/utils/remix.server";
 import { id } from "~/utils/zod";
diff --git a/app/features/api-public/routes/tournament.$id.teams.ts b/app/features/api-public/routes/tournament.$id.teams.ts
index 16d781c8b..673dc13ad 100644
--- a/app/features/api-public/routes/tournament.$id.teams.ts
+++ b/app/features/api-public/routes/tournament.$id.teams.ts
@@ -1,7 +1,7 @@
 import { type LoaderFunctionArgs, json } from "@remix-run/node";
 import { jsonArrayFrom, jsonObjectFrom } from "kysely/helpers/sqlite";
 import { cors } from "remix-utils/cors";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { db } from "~/db/sql";
 import { ordinalToSp } from "~/features/mmr/mmr-utils";
 import * as TournamentRepository from "~/features/tournament/TournamentRepository.server";
diff --git a/app/features/api-public/routes/tournament.$id.ts b/app/features/api-public/routes/tournament.$id.ts
index b71006f95..f5a48cd6a 100644
--- a/app/features/api-public/routes/tournament.$id.ts
+++ b/app/features/api-public/routes/tournament.$id.ts
@@ -1,7 +1,7 @@
 import { type LoaderFunctionArgs, json } from "@remix-run/node";
 import { jsonArrayFrom } from "kysely/helpers/sqlite";
 import { cors } from "remix-utils/cors";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { db } from "~/db/sql";
 import { HACKY_resolvePicture } from "~/features/tournament/tournament-utils";
 import { databaseTimestampToDate } from "~/utils/dates";
diff --git a/app/features/api-public/routes/user.$identifier.ts b/app/features/api-public/routes/user.$identifier.ts
index 27656e583..54d99db49 100644
--- a/app/features/api-public/routes/user.$identifier.ts
+++ b/app/features/api-public/routes/user.$identifier.ts
@@ -1,7 +1,7 @@
 import { type LoaderFunctionArgs, json } from "@remix-run/node";
 import { jsonArrayFrom } from "kysely/helpers/sqlite";
 import { cors } from "remix-utils/cors";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { db } from "~/db/sql";
 import { i18next } from "~/modules/i18n/i18next.server";
 import { safeNumberParse } from "~/utils/number";
diff --git a/app/features/art/art-schemas.server.ts b/app/features/art/art-schemas.server.ts
index d6667c98b..f988be7e0 100644
--- a/app/features/art/art-schemas.server.ts
+++ b/app/features/art/art-schemas.server.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import {
 	_action,
 	checkboxValueToDbBoolean,
diff --git a/app/features/articles/articles-schemas.server.ts b/app/features/articles/articles-schemas.server.ts
index 7ae2847d0..a1c636bd5 100644
--- a/app/features/articles/articles-schemas.server.ts
+++ b/app/features/articles/articles-schemas.server.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 
 const authorName = z.string().min(1);
 
diff --git a/app/features/articles/core/bySlug.server.ts b/app/features/articles/core/bySlug.server.ts
index 92029da0d..2c3ccb682 100644
--- a/app/features/articles/core/bySlug.server.ts
+++ b/app/features/articles/core/bySlug.server.ts
@@ -1,7 +1,7 @@
 import fs from "node:fs";
 import path from "node:path";
 import matter from "gray-matter";
-import { ZodError, type z } from "zod";
+import { ZodError, type z } from "zod/v4";
 import { ARTICLES_FOLDER_PATH } from "../articles-constants";
 import { articleDataSchema } from "../articles-schemas.server";
 
diff --git a/app/features/associations/associations-schemas.ts b/app/features/associations/associations-schemas.ts
index 5d5c2ae74..c80960f5a 100644
--- a/app/features/associations/associations-schemas.ts
+++ b/app/features/associations/associations-schemas.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import { _action, id, inviteCode, safeStringSchema } from "~/utils/zod";
 import { ASSOCIATION } from "./associations-constants";
 
diff --git a/app/features/associations/routes/associations.new.tsx b/app/features/associations/routes/associations.new.tsx
index ecfebf116..7ecfba6fb 100644
--- a/app/features/associations/routes/associations.new.tsx
+++ b/app/features/associations/routes/associations.new.tsx
@@ -1,5 +1,5 @@
 import { useTranslation } from "react-i18next";
-import type { z } from "zod";
+import type { z } from "zod/v4";
 import { SendouDialog } from "~/components/elements/Dialog";
 import { InputFormField } from "~/components/form/InputFormField";
 import { SendouForm } from "~/components/form/SendouForm";
diff --git a/app/features/auth/core/DiscordStrategy.server.ts b/app/features/auth/core/DiscordStrategy.server.ts
index d97d83192..7128cdf79 100644
--- a/app/features/auth/core/DiscordStrategy.server.ts
+++ b/app/features/auth/core/DiscordStrategy.server.ts
@@ -1,5 +1,5 @@
 import { OAuth2Strategy } from "remix-auth-oauth2";
-import { z } from "zod";
+import { z } from "zod/v4";
 import * as UserRepository from "~/features/user-page/UserRepository.server";
 import invariant from "~/utils/invariant";
 import { logger } from "~/utils/logger";
diff --git a/app/features/auth/core/routes.server.ts b/app/features/auth/core/routes.server.ts
index 51fe7d38c..20c442f53 100644
--- a/app/features/auth/core/routes.server.ts
+++ b/app/features/auth/core/routes.server.ts
@@ -1,7 +1,7 @@
 import type { ActionFunction, LoaderFunction } from "@remix-run/node";
 import { redirect } from "@remix-run/node";
 import { isbot } from "isbot";
-import { z } from "zod";
+import { z } from "zod/v4";
 import * as UserRepository from "~/features/user-page/UserRepository.server";
 import { requireRole } from "~/modules/permissions/guards.server";
 import { logger } from "~/utils/logger";
diff --git a/app/features/badges/actions/badges.$id.edit.server.ts b/app/features/badges/actions/badges.$id.edit.server.ts
index 52bc9f56c..df5633e6c 100644
--- a/app/features/badges/actions/badges.$id.edit.server.ts
+++ b/app/features/badges/actions/badges.$id.edit.server.ts
@@ -1,6 +1,6 @@
 import type { ActionFunction } from "@remix-run/node";
 import { redirect } from "@remix-run/node";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { requireUser } from "~/features/auth/core/user.server";
 import { notify } from "~/features/notifications/core/notify.server";
 import {
diff --git a/app/features/badges/badges-schemas.server.ts b/app/features/badges/badges-schemas.server.ts
index 848af75bf..d537c401a 100644
--- a/app/features/badges/badges-schemas.server.ts
+++ b/app/features/badges/badges-schemas.server.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import { _action, id, noDuplicates, safeJSONParse } from "~/utils/zod";
 
 export const editBadgeActionSchema = z.union([
diff --git a/app/features/builds/builds-schemas.server.ts b/app/features/builds/builds-schemas.server.ts
index 784a32ca7..36d9e209b 100644
--- a/app/features/builds/builds-schemas.server.ts
+++ b/app/features/builds/builds-schemas.server.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import { ability, modeShort, safeJSONParse } from "~/utils/zod";
 import { MAX_BUILD_FILTERS } from "./builds-constants";
 
diff --git a/app/features/builds/loaders/builds.$slug.server.ts b/app/features/builds/loaders/builds.$slug.server.ts
index a189f1148..a8cbc38ee 100644
--- a/app/features/builds/loaders/builds.$slug.server.ts
+++ b/app/features/builds/loaders/builds.$slug.server.ts
@@ -40,7 +40,7 @@ export const loader = async ({ request, params }: LoaderFunctionArgs) => {
 	if (!filters.success) {
 		console.error(
 			"Invalid filters",
-			JSON.stringify(filters.error.errors, null, 2),
+			JSON.stringify(filters.error.issues, null, 2),
 		);
 	}
 
diff --git a/app/features/calendar/actions/calendar.$id.server.ts b/app/features/calendar/actions/calendar.$id.server.ts
index 4228c5026..b2fb069f3 100644
--- a/app/features/calendar/actions/calendar.$id.server.ts
+++ b/app/features/calendar/actions/calendar.$id.server.ts
@@ -1,6 +1,6 @@
 import type { ActionFunction } from "@remix-run/node";
 import { redirect } from "@remix-run/node";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { requireUserId } from "~/features/auth/core/user.server";
 import * as CalendarRepository from "~/features/calendar/CalendarRepository.server";
 import * as ShowcaseTournaments from "~/features/front-page/core/ShowcaseTournaments.server";
diff --git a/app/features/calendar/calendar-schemas.server.ts b/app/features/calendar/calendar-schemas.server.ts
index 0c76209a5..f6d098848 100644
--- a/app/features/calendar/calendar-schemas.server.ts
+++ b/app/features/calendar/calendar-schemas.server.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import * as CalendarRepository from "~/features/calendar/CalendarRepository.server";
 import { MapPool } from "~/features/map-list-generator/core/map-pool";
 import { rankedModesShort } from "~/modules/in-game-lists/modes";
diff --git a/app/features/calendar/calendar-schemas.ts b/app/features/calendar/calendar-schemas.ts
index 2ad834587..30d2175e8 100644
--- a/app/features/calendar/calendar-schemas.ts
+++ b/app/features/calendar/calendar-schemas.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import { type CalendarEventTag, TOURNAMENT_STAGE_TYPES } from "~/db/tables";
 import * as Progression from "~/features/tournament-bracket/core/Progression";
 import { TOURNAMENT } from "~/features/tournament/tournament-constants";
diff --git a/app/features/calendar/calendar-types.ts b/app/features/calendar/calendar-types.ts
index ebc7569e6..4fd7e5e45 100644
--- a/app/features/calendar/calendar-types.ts
+++ b/app/features/calendar/calendar-types.ts
@@ -1,4 +1,4 @@
-import type { z } from "zod";
+import type { z } from "zod/v4";
 import type { CalendarEventTag, Tables } from "~/db/tables";
 import type { calendarFiltersSearchParamsSchema } from "~/features/calendar/calendar-schemas";
 import type { ModeShortWithSpecial } from "~/modules/in-game-lists/types";
diff --git a/app/features/front-page/core/Changelog.server.ts b/app/features/front-page/core/Changelog.server.ts
index 0b11456c5..20ab4a51e 100644
--- a/app/features/front-page/core/Changelog.server.ts
+++ b/app/features/front-page/core/Changelog.server.ts
@@ -1,5 +1,5 @@
 import { formatDistance } from "date-fns";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { logger } from "~/utils/logger";
 
 const BSKY_URL =
diff --git a/app/features/img-upload/actions/upload.server.ts b/app/features/img-upload/actions/upload.server.ts
index ad0fe8f63..45fa408d0 100644
--- a/app/features/img-upload/actions/upload.server.ts
+++ b/app/features/img-upload/actions/upload.server.ts
@@ -5,7 +5,7 @@ import {
 	unstable_parseMultipartFormData as parseMultipartFormData,
 	redirect,
 } from "@remix-run/node";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { requireUser } from "~/features/auth/core/user.server";
 import * as TeamRepository from "~/features/team/TeamRepository.server";
 import { isTeamManager } from "~/features/team/team-utils";
diff --git a/app/features/img-upload/upload-schemas.server.ts b/app/features/img-upload/upload-schemas.server.ts
index 83590e660..8194e0713 100644
--- a/app/features/img-upload/upload-schemas.server.ts
+++ b/app/features/img-upload/upload-schemas.server.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import { _action, id, safeJSONParse } from "~/utils/zod";
 
 const validateManySchema = z.object({
diff --git a/app/features/lfg/actions/lfg.new.server.ts b/app/features/lfg/actions/lfg.new.server.ts
index c31b36666..fb0783633 100644
--- a/app/features/lfg/actions/lfg.new.server.ts
+++ b/app/features/lfg/actions/lfg.new.server.ts
@@ -1,6 +1,6 @@
 import type { ActionFunctionArgs } from "@remix-run/node";
 import { redirect } from "@remix-run/node";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { requireUser } from "~/features/auth/core/user.server";
 import * as UserRepository from "~/features/user-page/UserRepository.server";
 import { errorToastIfFalsy, parseRequestPayload } from "~/utils/remix.server";
diff --git a/app/features/lfg/actions/lfg.server.ts b/app/features/lfg/actions/lfg.server.ts
index 5c9756410..cc4ed0ec1 100644
--- a/app/features/lfg/actions/lfg.server.ts
+++ b/app/features/lfg/actions/lfg.server.ts
@@ -1,5 +1,5 @@
 import type { ActionFunctionArgs } from "@remix-run/node";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { requireUser } from "~/features/auth/core/user.server";
 import { errorToastIfFalsy, parseRequestPayload } from "~/utils/remix.server";
 import { _action, id } from "~/utils/zod";
diff --git a/app/features/lfg/loaders/lfg.new.server.ts b/app/features/lfg/loaders/lfg.new.server.ts
index b0a5ad457..4cdd6e866 100644
--- a/app/features/lfg/loaders/lfg.new.server.ts
+++ b/app/features/lfg/loaders/lfg.new.server.ts
@@ -1,5 +1,5 @@
 import type { LoaderFunctionArgs } from "@remix-run/node";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { requireUser } from "~/features/auth/core/user.server";
 import * as QSettingsRepository from "~/features/sendouq-settings/QSettingsRepository.server";
 import * as UserRepository from "~/features/user-page/UserRepository.server";
diff --git a/app/features/notifications/notifications-schemas.ts b/app/features/notifications/notifications-schemas.ts
index f15c7670c..08f98fc42 100644
--- a/app/features/notifications/notifications-schemas.ts
+++ b/app/features/notifications/notifications-schemas.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import { id } from "~/utils/zod";
 import { NOTIFICATIONS } from "./notifications-contants";
 
diff --git a/app/features/plus-suggestions/plus-suggestions-schemas.ts b/app/features/plus-suggestions/plus-suggestions-schemas.ts
index 1095801ca..33878c16d 100644
--- a/app/features/plus-suggestions/plus-suggestions-schemas.ts
+++ b/app/features/plus-suggestions/plus-suggestions-schemas.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import { _action, actualNumber, trimmedString } from "~/utils/zod";
 import { PLUS_SUGGESTION, PLUS_TIERS } from "./plus-suggestions-constants";
 
diff --git a/app/features/plus-voting/plus-voting-schemas.ts b/app/features/plus-voting/plus-voting-schemas.ts
index cce352476..5aebd0dbd 100644
--- a/app/features/plus-voting/plus-voting-schemas.ts
+++ b/app/features/plus-voting/plus-voting-schemas.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import type { PlusVoteFromFE } from "~/features/plus-voting/core";
 import { assertType } from "~/utils/types";
 import { safeJSONParse } from "~/utils/zod";
diff --git a/app/features/scrims/actions/scrims.new.server.ts b/app/features/scrims/actions/scrims.new.server.ts
index abd601f16..91a3910cc 100644
--- a/app/features/scrims/actions/scrims.new.server.ts
+++ b/app/features/scrims/actions/scrims.new.server.ts
@@ -1,5 +1,5 @@
 import { type ActionFunctionArgs, redirect } from "@remix-run/node";
-import type { z } from "zod";
+import type { z } from "zod/v4";
 import type { Tables } from "~/db/tables";
 import { requireUser } from "~/features/auth/core/user.server";
 import { userIsBanned } from "~/features/ban/core/banned.server";
diff --git a/app/features/scrims/routes/scrims.$id.tsx b/app/features/scrims/routes/scrims.$id.tsx
index 02df30a95..0c1c83797 100644
--- a/app/features/scrims/routes/scrims.$id.tsx
+++ b/app/features/scrims/routes/scrims.$id.tsx
@@ -1,7 +1,7 @@
 import { Link, useLoaderData } from "@remix-run/react";
 import * as React from "react";
 import { useTranslation } from "react-i18next";
-import type { z } from "zod";
+import type { z } from "zod/v4";
 import { Alert } from "~/components/Alert";
 import TimePopover from "~/components/TimePopover";
 import { SendouButton } from "~/components/elements/Button";
diff --git a/app/features/scrims/routes/scrims.new.tsx b/app/features/scrims/routes/scrims.new.tsx
index 0a9a5fb03..79255ea59 100644
--- a/app/features/scrims/routes/scrims.new.tsx
+++ b/app/features/scrims/routes/scrims.new.tsx
@@ -2,7 +2,7 @@ import { useLoaderData } from "@remix-run/react";
 import * as React from "react";
 import { Controller, useFormContext, useWatch } from "react-hook-form";
 import { useTranslation } from "react-i18next";
-import type { z } from "zod";
+import type { z } from "zod/v4";
 import { Label } from "~/components/Label";
 import { DateFormField } from "~/components/form/DateFormField";
 import { SendouForm } from "~/components/form/SendouForm";
diff --git a/app/features/scrims/routes/scrims.tsx b/app/features/scrims/routes/scrims.tsx
index 587952174..bc14d01f7 100644
--- a/app/features/scrims/routes/scrims.tsx
+++ b/app/features/scrims/routes/scrims.tsx
@@ -4,7 +4,7 @@ import clsx from "clsx";
 import * as React from "react";
 import { useTranslation } from "react-i18next";
 import * as R from "remeda";
-import type { z } from "zod";
+import type { z } from "zod/v4";
 import { AddNewButton } from "~/components/AddNewButton";
 import { Avatar } from "~/components/Avatar";
 import { Divider } from "~/components/Divider";
diff --git a/app/features/scrims/scrims-schemas.ts b/app/features/scrims/scrims-schemas.ts
index c68dde7f0..ac54ce480 100644
--- a/app/features/scrims/scrims-schemas.ts
+++ b/app/features/scrims/scrims-schemas.ts
@@ -1,5 +1,5 @@
 import { add, sub } from "date-fns";
-import { z } from "zod";
+import { z } from "zod/v4";
 import {
 	_action,
 	date,
diff --git a/app/features/sendouq-match/q-match-schemas.ts b/app/features/sendouq-match/q-match-schemas.ts
index b6f830f40..516a55a40 100644
--- a/app/features/sendouq-match/q-match-schemas.ts
+++ b/app/features/sendouq-match/q-match-schemas.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import { SENDOUQ, SENDOUQ_BEST_OF } from "~/features/sendouq/q-constants";
 import {
 	_action,
diff --git a/app/features/sendouq-settings/q-settings-schemas.server.ts b/app/features/sendouq-settings/q-settings-schemas.server.ts
index d1ba3ad77..a1bad3133 100644
--- a/app/features/sendouq-settings/q-settings-schemas.server.ts
+++ b/app/features/sendouq-settings/q-settings-schemas.server.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import { languagesUnified } from "~/modules/i18n/config";
 import { modesShort } from "~/modules/in-game-lists/modes";
 import {
diff --git a/app/features/sendouq/q-schemas.server.ts b/app/features/sendouq/q-schemas.server.ts
index b76b91103..c04aa2287 100644
--- a/app/features/sendouq/q-schemas.server.ts
+++ b/app/features/sendouq/q-schemas.server.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import {
 	_action,
 	deduplicate,
diff --git a/app/features/settings/settings-schemas.ts b/app/features/settings/settings-schemas.ts
index 55d4b6b0a..b5dcc9519 100644
--- a/app/features/settings/settings-schemas.ts
+++ b/app/features/settings/settings-schemas.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import { _action } from "~/utils/zod";
 
 export const settingsEditSchema = z.union([
diff --git a/app/features/team/team-schemas.server.ts b/app/features/team/team-schemas.server.ts
index 99d47a2c1..b96c4b2dc 100644
--- a/app/features/team/team-schemas.server.ts
+++ b/app/features/team/team-schemas.server.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import {
 	_action,
 	customCssVarObject,
diff --git a/app/features/tournament-bracket/tournament-bracket-schemas.server.ts b/app/features/tournament-bracket/tournament-bracket-schemas.server.ts
index 2f42fdd7a..c239af006 100644
--- a/app/features/tournament-bracket/tournament-bracket-schemas.server.ts
+++ b/app/features/tournament-bracket/tournament-bracket-schemas.server.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import {
 	_action,
 	checkboxValueToBoolean,
diff --git a/app/features/tournament-organization/loaders/org.$slug.server.ts b/app/features/tournament-organization/loaders/org.$slug.server.ts
index 2f2534f6d..7de4ce906 100644
--- a/app/features/tournament-organization/loaders/org.$slug.server.ts
+++ b/app/features/tournament-organization/loaders/org.$slug.server.ts
@@ -1,5 +1,5 @@
 import type { LoaderFunctionArgs } from "@remix-run/node";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { getUser } from "~/features/auth/core/user.server";
 import { parseSafeSearchParams } from "~/utils/remix.server";
 import { id } from "~/utils/zod";
diff --git a/app/features/tournament-organization/routes/org.$slug.edit.tsx b/app/features/tournament-organization/routes/org.$slug.edit.tsx
index 21a3d8bf1..96b3689de 100644
--- a/app/features/tournament-organization/routes/org.$slug.edit.tsx
+++ b/app/features/tournament-organization/routes/org.$slug.edit.tsx
@@ -1,7 +1,7 @@
 import { Link, useLoaderData } from "@remix-run/react";
 import { Controller, useFieldArray, useFormContext } from "react-hook-form";
 import { useTranslation } from "react-i18next";
-import type { z } from "zod";
+import type { z } from "zod/v4";
 import { FormMessage } from "~/components/FormMessage";
 import { Label } from "~/components/Label";
 import { Main } from "~/components/Main";
diff --git a/app/features/tournament-organization/tournament-organization-schemas.ts b/app/features/tournament-organization/tournament-organization-schemas.ts
index 16de6ac95..e97fd4605 100644
--- a/app/features/tournament-organization/tournament-organization-schemas.ts
+++ b/app/features/tournament-organization/tournament-organization-schemas.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import { TOURNAMENT_ORGANIZATION_ROLES } from "~/db/tables";
 import { mySlugify } from "~/utils/urls";
 import { falsyToNull, id } from "~/utils/zod";
diff --git a/app/features/tournament-organization/tournament-organization-utils.server.ts b/app/features/tournament-organization/tournament-organization-utils.server.ts
index e9d838a15..6c8449fdd 100644
--- a/app/features/tournament-organization/tournament-organization-utils.server.ts
+++ b/app/features/tournament-organization/tournament-organization-utils.server.ts
@@ -1,5 +1,5 @@
 import type { LoaderFunctionArgs } from "@remix-run/node";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { notFoundIfFalsy, parseParams } from "~/utils/remix.server";
 import * as TournamentOrganizationRepository from "./TournamentOrganizationRepository.server";
 
diff --git a/app/features/tournament-subs/tournament-subs-schemas.server.ts b/app/features/tournament-subs/tournament-subs-schemas.server.ts
index 2ffd86012..3a3375562 100644
--- a/app/features/tournament-subs/tournament-subs-schemas.server.ts
+++ b/app/features/tournament-subs/tournament-subs-schemas.server.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import { mainWeaponIds } from "~/modules/in-game-lists/weapon-ids";
 import { id, processMany, removeDuplicates, safeJSONParse } from "~/utils/zod";
 import { TOURNAMENT_SUB } from "./tournament-subs-constants";
diff --git a/app/features/tournament/actions/to.$id.admin.server.ts b/app/features/tournament/actions/to.$id.admin.server.ts
index 6575beb7a..f5fa60c70 100644
--- a/app/features/tournament/actions/to.$id.admin.server.ts
+++ b/app/features/tournament/actions/to.$id.admin.server.ts
@@ -1,5 +1,5 @@
 import type { ActionFunction } from "@remix-run/node";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { requireUser } from "~/features/auth/core/user.server";
 import { userIsBanned } from "~/features/ban/core/banned.server";
 import { bracketProgressionSchema } from "~/features/calendar/calendar-schemas";
diff --git a/app/features/tournament/tournament-schemas.server.ts b/app/features/tournament/tournament-schemas.server.ts
index 9790b9fe5..02f7427df 100644
--- a/app/features/tournament/tournament-schemas.server.ts
+++ b/app/features/tournament/tournament-schemas.server.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import {
 	_action,
 	checkboxValueToBoolean,
diff --git a/app/features/user-page/actions/u.$identifier.builds.new.server.ts b/app/features/user-page/actions/u.$identifier.builds.new.server.ts
index 5815b2526..c68fcbcb5 100644
--- a/app/features/user-page/actions/u.$identifier.builds.new.server.ts
+++ b/app/features/user-page/actions/u.$identifier.builds.new.server.ts
@@ -1,6 +1,6 @@
 import { type ActionFunction, redirect } from "@remix-run/node";
 import * as R from "remeda";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { requireUser } from "~/features/auth/core/user.server";
 import * as BuildRepository from "~/features/builds/BuildRepository.server";
 import { BUILD } from "~/features/builds/builds-constants";
diff --git a/app/features/user-page/actions/u.$identifier.builds.server.ts b/app/features/user-page/actions/u.$identifier.builds.server.ts
index fcf598c94..a8dcbded0 100644
--- a/app/features/user-page/actions/u.$identifier.builds.server.ts
+++ b/app/features/user-page/actions/u.$identifier.builds.server.ts
@@ -1,5 +1,5 @@
 import { type ActionFunction, redirect } from "@remix-run/node";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { BUILD_SORT_IDENTIFIERS } from "~/db/tables";
 import { requireUser } from "~/features/auth/core/user.server";
 import * as BuildRepository from "~/features/builds/BuildRepository.server";
diff --git a/app/features/user-page/loaders/u.$identifier.builds.new.server.ts b/app/features/user-page/loaders/u.$identifier.builds.new.server.ts
index b8f07722d..acf3ebe23 100644
--- a/app/features/user-page/loaders/u.$identifier.builds.new.server.ts
+++ b/app/features/user-page/loaders/u.$identifier.builds.new.server.ts
@@ -1,5 +1,5 @@
 import type { LoaderFunctionArgs } from "@remix-run/node";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { requireUserId } from "~/features/auth/core/user.server";
 import * as BuildRepository from "~/features/builds/BuildRepository.server";
 import type { Ability } from "~/modules/in-game-lists/types";
diff --git a/app/features/user-page/user-page-schemas.server.ts b/app/features/user-page/user-page-schemas.server.ts
index 163032cb5..92ac6563f 100644
--- a/app/features/user-page/user-page-schemas.server.ts
+++ b/app/features/user-page/user-page-schemas.server.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import { BADGE } from "~/features/badges/badges-constants";
 import { isCustomUrl } from "~/utils/urls";
 import {
diff --git a/app/features/user-search/loaders/u.server.ts b/app/features/user-search/loaders/u.server.ts
index 9b7722d19..f66301852 100644
--- a/app/features/user-search/loaders/u.server.ts
+++ b/app/features/user-search/loaders/u.server.ts
@@ -1,5 +1,5 @@
 import type { LoaderFunctionArgs, SerializeFrom } from "@remix-run/node";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { getUserId } from "~/features/auth/core/user.server";
 import * as UserRepository from "~/features/user-page/UserRepository.server";
 import { parseSearchParams } from "~/utils/remix.server";
diff --git a/app/features/vods/loaders/vods.new.server.ts b/app/features/vods/loaders/vods.new.server.ts
index 79e8cfc00..987165c32 100644
--- a/app/features/vods/loaders/vods.new.server.ts
+++ b/app/features/vods/loaders/vods.new.server.ts
@@ -1,5 +1,5 @@
 import type { LoaderFunctionArgs } from "@remix-run/node";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { requireUser } from "~/features/auth/core/user.server";
 import { notFoundIfFalsy } from "~/utils/remix.server";
 import { actualNumber, id } from "~/utils/zod";
diff --git a/app/features/vods/routes/vods.new.tsx b/app/features/vods/routes/vods.new.tsx
index 058af5bd9..3635c3167 100644
--- a/app/features/vods/routes/vods.new.tsx
+++ b/app/features/vods/routes/vods.new.tsx
@@ -8,7 +8,7 @@ import {
 	useWatch,
 } from "react-hook-form";
 import { useTranslation } from "react-i18next";
-import type { z } from "zod";
+import type { z } from "zod/v4";
 import { WeaponCombobox } from "~/components/Combobox";
 import { FormMessage } from "~/components/FormMessage";
 import { Label } from "~/components/Label";
diff --git a/app/features/vods/vods-schemas.ts b/app/features/vods/vods-schemas.ts
index 401fde209..6f109ebf6 100644
--- a/app/features/vods/vods-schemas.ts
+++ b/app/features/vods/vods-schemas.ts
@@ -1,5 +1,5 @@
 import { add } from "date-fns";
-import { z } from "zod";
+import { z } from "zod/v4";
 import {
 	dayMonthYear,
 	id,
diff --git a/app/features/vods/vods-types.ts b/app/features/vods/vods-types.ts
index dbef67b54..bfbdefd1b 100644
--- a/app/features/vods/vods-types.ts
+++ b/app/features/vods/vods-types.ts
@@ -1,4 +1,4 @@
-import type { z } from "zod";
+import type { z } from "zod/v4";
 import type { Tables } from "~/db/tables";
 import type { MainWeaponId } from "~/modules/in-game-lists/types";
 import type { videoMatchSchema, videoSchema } from "./vods-schemas";
diff --git a/app/modules/patreon/schema.ts b/app/modules/patreon/schema.ts
index 1622adde1..d41b63dc5 100644
--- a/app/modules/patreon/schema.ts
+++ b/app/modules/patreon/schema.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import {
 	TIER_1_ID,
 	TIER_2_ID,
diff --git a/app/modules/patreon/updater.ts b/app/modules/patreon/updater.ts
index f41df966d..c02f6cf18 100644
--- a/app/modules/patreon/updater.ts
+++ b/app/modules/patreon/updater.ts
@@ -1,4 +1,4 @@
-import type { z } from "zod";
+import type { z } from "zod/v4";
 import { STAFF_DISCORD_IDS } from "~/features/admin/admin-constants";
 import * as UserRepository from "~/features/user-page/UserRepository.server";
 import { dateToDatabaseTimestamp } from "~/utils/dates";
diff --git a/app/modules/twitch/schemas.ts b/app/modules/twitch/schemas.ts
index 04e41f405..eaa6a1a1a 100644
--- a/app/modules/twitch/schemas.ts
+++ b/app/modules/twitch/schemas.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 import type { Unpacked } from "~/utils/types";
 
 export const streamsSchema = z.object({
diff --git a/app/utils/Test.ts b/app/utils/Test.ts
index 600dbb912..02f5169ce 100644
--- a/app/utils/Test.ts
+++ b/app/utils/Test.ts
@@ -1,7 +1,7 @@
 import type { ActionFunctionArgs, LoaderFunctionArgs } from "@remix-run/node";
 import type { Params } from "@remix-run/react";
 import { expect } from "vitest";
-import type { z } from "zod";
+import type { z } from "zod/v4";
 import { REGULAR_USER_TEST_ID } from "~/db/seed/constants";
 import { db, sql } from "~/db/sql";
 import { ADMIN_ID } from "~/features/admin/admin-constants";
@@ -27,7 +27,7 @@ export function wrappedAction<T extends z.ZodTypeAny>({
 			params = {},
 		}: { user?: "admin" | "regular"; params?: Params<string> } = {},
 	) => {
-		const body = new URLSearchParams(args);
+		const body = new URLSearchParams(args as any);
 		const request = new Request("http://app.com/path", {
 			method: "POST",
 			body,
diff --git a/app/utils/remix.server.ts b/app/utils/remix.server.ts
index a8a99e71c..f11c3d4e6 100644
--- a/app/utils/remix.server.ts
+++ b/app/utils/remix.server.ts
@@ -7,7 +7,7 @@ import {
 import type { Params, UIMatch } from "@remix-run/react";
 import type { Namespace, TFunction } from "i18next";
 import { nanoid } from "nanoid";
-import type { z } from "zod";
+import type { z } from "zod/v4";
 import type { navItems } from "~/components/layout/nav-items";
 import { s3UploadHandler } from "~/features/img-upload";
 import invariant from "./invariant";
@@ -65,7 +65,7 @@ export function parseSafeSearchParams<T extends z.ZodTypeAny>({
 }: {
 	request: Request;
 	schema: T;
-}): z.SafeParseReturnType<any, z.infer<T>> {
+}) {
 	const url = new URL(request.url);
 	return schema.safeParse(Object.fromEntries(url.searchParams));
 }
@@ -152,7 +152,9 @@ export async function safeParseRequestFormData<T extends z.ZodTypeAny>({
 	if (!parsed.success) {
 		return {
 			success: false,
-			errors: parsed.error.errors.map((error) => error.message),
+			errors: parsed.error.issues.map(
+				(issue: { message: string }) => issue.message,
+			),
 		};
 	}
 
diff --git a/app/utils/zod.ts b/app/utils/zod.ts
index a726fb1d7..7aff2e0a0 100644
--- a/app/utils/zod.ts
+++ b/app/utils/zod.ts
@@ -1,5 +1,5 @@
-import type { ZodType } from "zod";
-import { z } from "zod";
+import type { ZodType } from "zod/v4";
+import { z } from "zod/v4";
 import { CUSTOM_CSS_VAR_COLORS } from "~/features/user-page/user-page-constants";
 import {
 	abilities,
@@ -318,7 +318,7 @@ export function checkboxValueToDbBoolean(value: unknown) {
 	return 0;
 }
 
-export const _action = <T extends z.Primitive>(value: T) =>
+export const _action = <T extends string>(value: T) =>
 	z.preprocess(deduplicate, z.literal(value));
 
 // Fix bug at least in Safari 15 where SubmitButton value might get sent twice
@@ -341,9 +341,10 @@ export function numericEnum<TValues extends readonly number[]>(
 	return z.number().superRefine((val, ctx) => {
 		if (!values.includes(val)) {
 			ctx.addIssue({
-				code: z.ZodIssueCode.invalid_enum_value,
-				options: [...values],
-				received: val,
+				code: z.ZodIssueCode.invalid_value,
+				input: val,
+				values: [...values],
+				message: `Expected one of: ${values.join(", ")}, received ${val}`,
 			});
 		}
 	}) as ZodType<TValues[number]>;
diff --git a/package-lock.json b/package-lock.json
index cb0d697a4..9b6e8dd65 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -17,7 +17,7 @@
 				"@epic-web/cachified": "^5.5.2",
 				"@faker-js/faker": "^9.7.0",
 				"@headlessui/react": "^1.7.19",
-				"@hookform/resolvers": "^5.0.1",
+				"@hookform/resolvers": "^5.1.1",
 				"@remix-run/node": "^2.16.5",
 				"@remix-run/react": "^2.16.5",
 				"@remix-run/serve": "^2.16.5",
@@ -62,7 +62,7 @@
 				"slugify": "^1.6.6",
 				"swr": "^2.3.3",
 				"web-push": "^3.6.7",
-				"zod": "^3.24.3"
+				"zod": "^3.25.61"
 			},
 			"devDependencies": {
 				"@biomejs/biome": "1.9.4",
@@ -2267,9 +2267,9 @@
 			}
 		},
 		"node_modules/@hookform/resolvers": {
-			"version": "5.0.1",
-			"resolved": "https://registry.npmjs.org/@hookform/resolvers/-/resolvers-5.0.1.tgz",
-			"integrity": "sha512-u/+Jp83luQNx9AdyW2fIPGY6Y7NG68eN2ZW8FOJYL+M0i4s49+refdJdOp/A9n9HFQtQs3HIDHQvX3ZET2o7YA==",
+			"version": "5.1.1",
+			"resolved": "https://registry.npmjs.org/@hookform/resolvers/-/resolvers-5.1.1.tgz",
+			"integrity": "sha512-J/NVING3LMAEvexJkyTLjruSm7aOFx7QX21pzkiJfMoNG0wl5aFEjLTl7ay7IQb9EWY6AkrBy7tHL2Alijpdcg==",
 			"license": "MIT",
 			"dependencies": {
 				"@standard-schema/utils": "^0.3.0"
@@ -18693,9 +18693,9 @@
 			}
 		},
 		"node_modules/zod": {
-			"version": "3.24.3",
-			"resolved": "https://registry.npmjs.org/zod/-/zod-3.24.3.tgz",
-			"integrity": "sha512-HhY1oqzWCQWuUqvBFnsyrtZRhyPeR7SUGv+C4+MsisMuVfSPx8HpwWqH8tRahSlt6M3PiFAcoeFhZAqIXTxoSg==",
+			"version": "3.25.61",
+			"resolved": "https://registry.npmjs.org/zod/-/zod-3.25.61.tgz",
+			"integrity": "sha512-fzfJgUw78LTNnHujj9re1Ov/JJQkRZZGDMcYqSx7Hp4rPOkKywaFHq0S6GoHeXs0wGNE/sIOutkXgnwzrVOGCQ==",
 			"license": "MIT",
 			"funding": {
 				"url": "https://github.com/sponsors/colinhacks"
diff --git a/package.json b/package.json
index 8a55fd14e..6892a075a 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
 		"@epic-web/cachified": "^5.5.2",
 		"@faker-js/faker": "^9.7.0",
 		"@headlessui/react": "^1.7.19",
-		"@hookform/resolvers": "^5.0.1",
+		"@hookform/resolvers": "^5.1.1",
 		"@remix-run/node": "^2.16.5",
 		"@remix-run/react": "^2.16.5",
 		"@remix-run/serve": "^2.16.5",
@@ -81,7 +81,7 @@
 		"slugify": "^1.6.6",
 		"swr": "^2.3.3",
 		"web-push": "^3.6.7",
-		"zod": "^3.24.3"
+		"zod": "^3.25.61"
 	},
 	"devDependencies": {
 		"@biomejs/biome": "1.9.4",
diff --git a/scripts/check-homemade-badges.ts b/scripts/check-homemade-badges.ts
index a06cf86d9..f23017715 100644
--- a/scripts/check-homemade-badges.ts
+++ b/scripts/check-homemade-badges.ts
@@ -1,6 +1,6 @@
 import fs from "node:fs";
 import path from "node:path";
-import { z } from "zod";
+import { z } from "zod/v4";
 import badgesJson from "../app/features/badges/homemade.json" with {
 	type: "json",
 };
diff --git a/scripts/create-analyzer-json.ts b/scripts/create-analyzer-json.ts
index c59cd3706..f5d6bfd7f 100644
--- a/scripts/create-analyzer-json.ts
+++ b/scripts/create-analyzer-json.ts
@@ -8,7 +8,7 @@
 // 5) params (weapon folder) inside dicts
 
 import fs from "node:fs";
-import { z } from "zod";
+import { z } from "zod/v4";
 import type { MainWeaponParams, SubWeaponParams } from "~/modules/analyzer";
 import type { ParamsJson } from "~/modules/analyzer/types";
 import {
diff --git a/scripts/create-league-divisions.ts b/scripts/create-league-divisions.ts
index 227503a08..b195ce45a 100644
--- a/scripts/create-league-divisions.ts
+++ b/scripts/create-league-divisions.ts
@@ -1,7 +1,7 @@
 // for testing use the command `npx tsx ./scripts/create-league-divisions.ts 6 'https://gist.githubusercontent.com/Sendouc/38aa4d5d8426035ce178c09598ae627f/raw/17be9bb53a9f017c2097d0624f365d1c5a029f01/league.csv'`
 
 import "dotenv/config";
-import { z } from "zod";
+import { z } from "zod/v4";
 import { db } from "~/db/sql";
 import { ADMIN_ID } from "~/features/admin/admin-constants";
 import * as CalendarRepository from "~/features/calendar/CalendarRepository.server";
diff --git a/scripts/placements/schemas.ts b/scripts/placements/schemas.ts
index 0ebf7ff05..90348ecf5 100644
--- a/scripts/placements/schemas.ts
+++ b/scripts/placements/schemas.ts
@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v4";
 
 const placements = z.object({
 	edges: z.array(