diff --git a/app/features/tournament/TournamentTeamRepository.server.ts b/app/features/tournament/TournamentTeamRepository.server.ts
index 758bfbf94..4e5c04144 100644
--- a/app/features/tournament/TournamentTeamRepository.server.ts
+++ b/app/features/tournament/TournamentTeamRepository.server.ts
@@ -23,7 +23,7 @@ export function setActiveRoster({
 		.execute();
 }
 
-const regOpenTournamentTeamIdsByJoinedUserId = (userId: number) =>
+const regOpenTournamentTeamsByJoinedUserId = (userId: number) =>
 	db
 		.selectFrom("TournamentTeamMember")
 		.innerJoin(
@@ -38,7 +38,10 @@ const regOpenTournamentTeamIdsByJoinedUserId = (userId: number) =>
 			"CalendarEventDate.eventId",
 			"CalendarEvent.id",
 		)
-		.select("TournamentTeamMember.tournamentTeamId")
+		.select([
+			"TournamentTeam.tournamentId",
+			"TournamentTeamMember.tournamentTeamId",
+		])
 		.where("TournamentTeamMember.userId", "=", userId)
 		.where(
 			sql`coalesce(
@@ -48,8 +51,7 @@ const regOpenTournamentTeamIdsByJoinedUserId = (userId: number) =>
 			">",
 			databaseTimestampNow(),
 		)
-		.execute()
-		.then((rows) => rows.map((row) => row.tournamentTeamId));
+		.execute();
 
 export async function updateMemberInGameName({
 	userId,
@@ -68,27 +70,37 @@ export async function updateMemberInGameName({
 		.execute();
 }
 
+/**
+ * Updates the in-game name of a tournament team member for tournaments that have not started yet.
+ *
+ * @returns A promise that resolves to an array of tournament IDs where the user's in-game name was updated.
+ */
 export async function updateMemberInGameNameForNonStarted({
 	userId,
 	inGameName,
 }: {
+	/** The ID of the user whose in-game name is to be updated. */
 	userId: number;
+	/** The new in-game name to be set for the user. */
 	inGameName: string;
-}) {
-	const tournamentTeamIds =
-		await regOpenTournamentTeamIdsByJoinedUserId(userId);
+}): Promise<number[]> {
+	const tournamentTeams = await regOpenTournamentTeamsByJoinedUserId(userId);
 
-	return (
-		db
-			.updateTable("TournamentTeamMember")
-			.set({ inGameName })
-			.where("TournamentTeamMember.userId", "=", userId)
-			// after they have checked in no longer can update their IGN from here
-			.where("TournamentTeamMember.tournamentTeamId", "in", tournamentTeamIds)
-			// if the tournament doesn't have the setting to require IGN, ignore
-			.where("TournamentTeamMember.inGameName", "is not", null)
-			.execute()
-	);
+	await db
+		.updateTable("TournamentTeamMember")
+		.set({ inGameName })
+		.where("TournamentTeamMember.userId", "=", userId)
+		// after they have checked in no longer can update their IGN from here
+		.where(
+			"TournamentTeamMember.tournamentTeamId",
+			"in",
+			tournamentTeams.map((t) => t.tournamentTeamId),
+		)
+		// if the tournament doesn't have the setting to require IGN, ignore
+		.where("TournamentTeamMember.inGameName", "is not", null)
+		.execute();
+
+	return tournamentTeams.map((t) => t.tournamentId);
 }
 
 export function create({
diff --git a/app/features/user-page/routes/u.$identifier.edit.tsx b/app/features/user-page/routes/u.$identifier.edit.tsx
index a1ba56037..0a9f38ba1 100644
--- a/app/features/user-page/routes/u.$identifier.edit.tsx
+++ b/app/features/user-page/routes/u.$identifier.edit.tsx
@@ -55,6 +55,7 @@ import { userParamsSchema } from "../user-page-schemas.server";
 import type { UserPageLoaderData } from "./u.$identifier";
 import "~/styles/u-edit.css";
 import { SendouSwitch } from "~/components/elements/Switch";
+import { clearTournamentDataCache } from "~/features/tournament-bracket/core/Tournament.server";
 
 export const userEditActionSchema = z
 	.object({
@@ -192,10 +193,15 @@ export const action: ActionFunction = async ({ request }) => {
 
 		// TODO: to transaction
 		if (inGameName) {
-			await TournamentTeamRepository.updateMemberInGameNameForNonStarted({
-				inGameName,
-				userId: user.id,
-			});
+			const tournamentIdsAffected =
+				await TournamentTeamRepository.updateMemberInGameNameForNonStarted({
+					inGameName,
+					userId: user.id,
+				});
+
+			for (const tournamentId of tournamentIdsAffected) {
+				clearTournamentDataCache(tournamentId);
+			}
 		}
 
 		throw redirect(userPage(editedUser));