diff --git a/package-lock.json b/package-lock.json
index 79e816b..b0a670a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19,7 +19,7 @@
 				"@nuxtjs/i18n": "^10.6.0",
 				"@pinia/nuxt": "^1.0.1",
 				"@pretendonetwork/error-codes": "^1.2.2",
-				"@pretendonetwork/grpc": "^2.5.10",
+				"@pretendonetwork/grpc": "^2.6.1",
 				"@pretendonetwork/mii-js": "^1.0.11",
 				"@vueuse/core": "^14.4.0",
 				"better-sqlite3": "^12.11.1",
@@ -5347,9 +5347,9 @@
 			}
 		},
 		"node_modules/@pretendonetwork/grpc": {
-			"version": "2.5.10",
-			"resolved": "https://registry.npmjs.org/@pretendonetwork/grpc/-/grpc-2.5.10.tgz",
-			"integrity": "sha512-1nd/nsRU+tdi08O6fHFuYvUJqByJh/qToQxvsDgWonwZLR/RsBFi3o2MU1/4ketbeGu2KmStLN7vBLDcQ+c44w==",
+			"version": "2.6.1",
+			"resolved": "https://registry.npmjs.org/@pretendonetwork/grpc/-/grpc-2.6.1.tgz",
+			"integrity": "sha512-+HKJ8cTV4AV8PJgUqg2Tocz4EJTajqErY9r/Oul8WIZM2lO+0gRPSf3Mlxi9Ghvjq88ZS9pWWccAKtn77ePrew==",
 			"license": "AGPL-3.0-only",
 			"dependencies": {
 				"@bufbuild/protobuf": "^2.2.2",
diff --git a/package.json b/package.json
index dafd3cf..85d5255 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
 		"@nuxtjs/i18n": "^10.6.0",
 		"@pinia/nuxt": "^1.0.1",
 		"@pretendonetwork/error-codes": "^1.2.2",
-		"@pretendonetwork/grpc": "^2.5.10",
+		"@pretendonetwork/grpc": "^2.6.1",
 		"@pretendonetwork/mii-js": "^1.0.11",
 		"@vueuse/core": "^14.4.0",
 		"better-sqlite3": "^12.11.1",
diff --git a/server/api/account/update-password.patch.ts b/server/api/account/update-password.patch.ts
new file mode 100644
index 0000000..dc7afbd
--- /dev/null
+++ b/server/api/account/update-password.patch.ts
@@ -0,0 +1,43 @@
+import { ClientError } from 'nice-grpc';
+import { PasswordUpdateSchema } from '~~/shared/api-types';
+import type { ApiErrorCodes } from '~~/shared/errors';
+
+const bucket = createRatelimitBucket({
+	id: 'update-password',
+	points: 15,
+	durationSec: 5 * 60, // 5 minutes
+	blockDurationSec: 1 * 60 * 60 // 1 hour
+});
+
+const errors: Record<string, ApiErrorCodes> = {
+	'INVALID_ARGUMENT: Password must be between 6 and 16 characters long': 'INVALID_PASSWORD_LENGTH',
+	'INVALID_ARGUMENT: Password cannot be the same as username': 'INVALID_PASSWORD_USERNAME',
+	'INVALID_ARGUMENT: Password must have combination of letters, numbers, and/or punctuation characters': 'INVALID_PASSWORD_COMBOS',
+	'INVALID_ARGUMENT: Password may not have 3 repeating characters': 'INVALID_PASSWORD_REPEATING',
+	'INVALID_ARGUMENT: Passwords do not match': 'INVALID_PASSWORD_NO_MATCH',
+	'INVALID_ARGUMENT: Password is incorrect': 'INVALID_PASSWORD'
+};
+
+export default defineEventHandler(async (event): Promise<void> => {
+	await enforceRatelimit(event, bucket);
+
+	const body = await readZodBody(event, PasswordUpdateSchema);
+	const auth = enforceLoggedIn(event);
+	const grpc = useApiGrpcWithToken(event, auth.token);
+
+	try {
+		await grpc.updatePassword({
+			oldPassword: body.oldPassword,
+			newPassword: body.newPassword,
+			newPasswordConfirm: body.newPasswordConfirm
+		});
+	} catch (error: unknown) {
+		if (error instanceof ClientError) {
+			const errorCode = errors[error.details];
+			if (errorCode) {
+				throw createApiError(errorCode);
+			}
+		}
+		throw error;
+	}
+});
diff --git a/server/api/auth/register.post.ts b/server/api/auth/register.post.ts
index b62b6a6..bfa81d4 100644
--- a/server/api/auth/register.post.ts
+++ b/server/api/auth/register.post.ts
@@ -21,10 +21,10 @@ const errors: Record<string, ApiErrorCodes> = {
 	'INVALID_ARGUMENT: Two or more punctuation characters cannot be used in a row': 'USERNAME_INVALID_CHARS',
 	'INVALID_ARGUMENT: PNID already in use': 'USERNAME_IN_USE',
 	'INVALID_ARGUMENT: Mii name too long': 'MIINAME_TOO_LONG',
-	'INVALID_ARGUMENT: Password must be between 6 and 16 characters long': 'INVALID_PASSWORD_INPUT',
-	'INVALID_ARGUMENT: Password cannot be the same as username': 'INVALID_PASSWORD_INPUT',
-	'INVALID_ARGUMENT: Password must have combination of letters, numbers, and/or punctuation characters': 'INVALID_PASSWORD_INPUT',
-	'INVALID_ARGUMENT: Password may not have 3 repeating characters': 'INVALID_PASSWORD_INPUT',
+	'INVALID_ARGUMENT: Password must be between 6 and 16 characters long': 'INVALID_PASSWORD_LENGTH',
+	'INVALID_ARGUMENT: Password cannot be the same as username': 'INVALID_PASSWORD_USERNAME',
+	'INVALID_ARGUMENT: Password must have combination of letters, numbers, and/or punctuation characters': 'INVALID_PASSWORD_COMBOS',
+	'INVALID_ARGUMENT: Password may not have 3 repeating characters': 'INVALID_PASSWORD_REPEATING',
 	'INVALID_ARGUMENT: Passwords do not match': 'INVALID_PASSWORD_NO_MATCH'
 };
 
diff --git a/shared/api-types.ts b/shared/api-types.ts
index aa6b42e..c044daa 100644
--- a/shared/api-types.ts
+++ b/shared/api-types.ts
@@ -123,6 +123,13 @@ export const EmailUpdateSchema = z.object({
 });
 export type ApiAccountEmailUpdateRequest = z.infer<typeof EmailUpdateSchema>;
 
+export const PasswordUpdateSchema = z.object({
+	oldPassword: z.string(),
+	newPassword: z.string(),
+	newPasswordConfirm: z.string()
+});
+export type ApiAccountPasswordUpdateRequest = z.infer<typeof PasswordUpdateSchema>;
+
 export const EmailVerifySchema = z.object({
 	token: z.string()
 });
diff --git a/shared/errors.ts b/shared/errors.ts
index 5e5e95e..d1d9fa6 100644
--- a/shared/errors.ts
+++ b/shared/errors.ts
@@ -16,7 +16,10 @@ const apiErrorCodes = {
 	USERNAME_INVALID_CHARS: 'Username contains invalid characters',
 	USERNAME_IN_USE: 'PNID already in use',
 	MIINAME_TOO_LONG: 'Mii name too long',
-	INVALID_PASSWORD_INPUT: 'Password must be between 6 and 16 characters long',
+	INVALID_PASSWORD_LENGTH: 'Password must be between 6 and 16 characters long',
+	INVALID_PASSWORD_USERNAME: 'Password cannot be the same as username',
+	INVALID_PASSWORD_COMBOS: 'Password must have combination of letters, numbers, and/or punctuation characters',
+	INVALID_PASSWORD_REPEATING: 'Password may not have 3 repeating characters',
 	INVALID_PASSWORD_NO_MATCH: 'Passwords do not match',
 	ACCOUNT_DELETED: 'Account has been deleted',
 	INVALID_ACCESS_LEVEL: 'Invalid access level',
@@ -48,7 +51,6 @@ export const apiErrorCodeStatus: Record<ApiErrorCodes, number> = {
 	UNDER_THIRTEEN: 400,
 	ACCOUNT_DELETED: 400,
 	INVALID_EMAIL: 400,
-	INVALID_PASSWORD_INPUT: 400,
 	INVALID_PASSWORD_NO_MATCH: 400,
 	MIINAME_TOO_LONG: 400,
 	USERNAME_IN_USE: 400,
@@ -65,7 +67,11 @@ export const apiErrorCodeStatus: Record<ApiErrorCodes, number> = {
 	INVALID_MII_DATA: 400,
 	EMAIL_UNCHANGED: 400,
 	INVALID_EMAIL_TOKEN: 400,
-	MISSING_EMAIL_TOKEN: 400
+	MISSING_EMAIL_TOKEN: 400,
+	INVALID_PASSWORD_LENGTH: 400,
+	INVALID_PASSWORD_USERNAME: 400,
+	INVALID_PASSWORD_COMBOS: 400,
+	INVALID_PASSWORD_REPEATING: 400
 };
 
 export function getTextForApiErrorCode(code: ApiErrorCodes): string {
diff --git a/src/components/UpdatePasswordModal.vue b/src/components/UpdatePasswordModal.vue
new file mode 100644
index 0000000..bdd7e05
--- /dev/null
+++ b/src/components/UpdatePasswordModal.vue
@@ -0,0 +1,174 @@
+<script setup lang="ts">
+import { Dialog } from 'reka-ui/namespaced';
+import type { ApiAccountPasswordUpdateRequest } from '~~/shared/api-types';
+
+const toasts = useToasts();
+const authUtils = useAuthUtils();
+const { t } = useI18n();
+
+const { dialogContainer } = defineProps<{
+	dialogContainer: HTMLElement | null;
+}>();
+const open = defineModel<boolean>();
+
+const oldPassword = ref('');
+const newPassword = ref('');
+const newPasswordConfirm = ref('');
+
+const hasRequiredInfo = computed(() => {
+	return oldPassword.value && newPassword.value && newPasswordConfirm.value;
+});
+
+const emit = defineEmits<{
+	change: [];
+}>();
+
+const {
+	execute: executeUpdatePassword,
+	isLoading: isLoadingUpdatePassword
+} = useAsync({
+	async handler() {
+		await apiFetch('/api/account/update-password', {
+			method: 'PATCH',
+			body: {
+				oldPassword: oldPassword.value,
+				newPassword: newPassword.value,
+				newPasswordConfirm: newPasswordConfirm.value
+			} satisfies ApiAccountPasswordUpdateRequest
+		});
+
+		open.value = false;
+		toasts.publish({
+			type: 'success',
+			text: t('account.settings.passwordModal.successNotice')
+		});
+
+		emit('change');
+		authUtils.logout();
+	},
+	onError(error) {
+		const err = getApiError(error);
+		toasts.publish({
+			type: 'error',
+			text: err.message
+		});
+	}
+});
+
+</script>
+
+<template>
+  <Dialog.Root
+    v-model:open="open"
+  >
+    <Dialog.Portal :to="dialogContainer ?? undefined">
+      <Dialog.Overlay />
+      <Dialog.Content
+        class="modal"
+        @interact-outside="(e) => {
+          if (isLoadingUpdatePassword) {
+            return e.preventDefault();
+          }
+        }"
+      >
+        <Dialog.Title>
+          {{ $t("account.settings.passwordModal.title") }}.
+        </Dialog.Title>
+        <Dialog.Description class="modal-caption">
+          <p>
+            {{
+              $t("account.settings.settingCards.passwordResetNotice")
+            }}
+          </p>
+        </Dialog.Description>
+        <div class="fieldsets-container">
+          <fieldset class="account-edit">
+            <Label for="old-password">{{ $t("account.settings.passwordModal.oldPassword") }}</Label>
+            <input
+              id="old-password"
+              v-model="oldPassword"
+              name="old-password"
+              type="password"
+              autocomplete="current-password"
+              required
+            >
+          </fieldset>
+          <fieldset class="account-edit">
+            <Label for="new-password">{{ $t("account.settings.passwordModal.newPassword") }}</Label>
+            <input
+              id="new-password"
+              v-model="newPassword"
+              name="new-password"
+              type="password"
+              autocomplete="new-password"
+              passwordrules="minlength: 6; maxlength: 16; max-consecutive: 2; allowed: [-!-~];"
+              pattern="[-!-~]{6,16}"
+              required
+            >
+          </fieldset>
+          <fieldset class="account-edit">
+            <Label for="new-password-confirm">{{ $t("account.settings.passwordModal.newPasswordConfirm") }}</Label>
+            <input
+              id="new-password-confirm"
+              v-model="newPasswordConfirm"
+              name="new-password-confirm"
+              type="password"
+              autocomplete="new-password"
+              passwordrules="minlength: 6; maxlength: 16; max-consecutive: 2; allowed: [-!-~];"
+              pattern="[-!-~]{6,16}"
+              required
+            >
+          </fieldset>
+        </div>
+        <div class="modal-button-wrapper">
+          <Dialog.Close
+            class="cancel"
+            :disabled="isLoadingUpdatePassword"
+          >
+            {{ $t("modals.cancel") }}
+          </Dialog.Close>
+          <button
+            :class="{action: true, disabled: isLoadingUpdatePassword || !hasRequiredInfo }"
+            :disabled="isLoadingUpdatePassword || !hasRequiredInfo"
+            @click="executeUpdatePassword"
+          >
+            <Loader v-if="isLoadingUpdatePassword" />
+            <span v-else>{{
+              $t("modals.confirm")
+            }}</span>
+          </button>
+        </div>
+      </Dialog.Content>
+    </Dialog.Portal><Dialog.Trigger class="update-trigger">
+      {{ $t('account.settings.update') }}
+    </Dialog.Trigger>
+  </Dialog.Root>
+</template>
+<style scoped>
+.fieldsets-container {
+	display: grid;
+	grid-auto-flow: row;
+	grid-auto-rows: 1fr;
+	gap: 1rem
+}
+
+.update-trigger {
+	all: unset;
+	color: var(--accent-shade-1);
+	font-weight: bold;
+	cursor: pointer;
+}
+.update-trigger:hover {
+	background: none;
+	text-decoration: underline;
+}
+fieldset {
+	position: relative;
+	display: flex;
+	flex-flow: column;
+	height: min-content;
+	padding: 0;
+	gap: .25rem;
+	border: none;
+}
+</style>
diff --git a/src/locales/en_US.json b/src/locales/en_US.json
index 1c23134..b2c883e 100644
--- a/src/locales/en_US.json
+++ b/src/locales/en_US.json
@@ -271,6 +271,14 @@
 				"caption": "To verify your email address, click on the link in the verification email.",
 				"lostEmail": "Can't find it?",
 				"resend": "Resend verification email"
+			},
+			"passwordModal": {
+				"title": "Change password",
+				"caption": "Input your new password.",
+				"oldPassword": "Current password",
+				"newPassword": "New password",
+				"newPasswordConfirm": "Confirm new password",
+				"successNotice": "Password updated successfully"
 			}
 		},
 		"accountLevel": [
diff --git a/src/pages/account/index.vue b/src/pages/account/index.vue
index 37a5240..6bd0213 100644
--- a/src/pages/account/index.vue
+++ b/src/pages/account/index.vue
@@ -66,6 +66,7 @@ const dialogContainer = ref(null);
 const deleteModalOpen = ref(false);
 const profileEditModalOpen = ref(false);
 const emailEditModalOpen = ref(false);
+const passwordEditModalOpen = ref(false);
 const selectedServerEnv = ref<'dev' | 'test' | 'prod' | undefined>(
 	profile.value?.serverAccessLevel
 );
@@ -467,6 +468,10 @@ useHead({
             <p class="value">
               ●●●●●●●●
             </p>
+            <UpdatePasswordModal
+              v-model="passwordEditModalOpen"
+              :dialog-container="dialogContainer"
+            />
           </li>
         </ul>
       </div>
@@ -544,7 +549,8 @@ useHead({
         hidden: !(
           deleteModalOpen ||
           profileEditModalOpen ||
-          emailEditModalOpen
+          emailEditModalOpen ||
+          passwordEditModalOpen
         ),
       }"
     >