diff --git a/packages/client/src/components/ServerSettingCard.tsx b/packages/client/src/components/ServerSettingCard.tsx
index 5861358..9fd87fc 100644
--- a/packages/client/src/components/ServerSettingCard.tsx
+++ b/packages/client/src/components/ServerSettingCard.tsx
@@ -3,7 +3,7 @@ import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card";
 import { Button } from "@/components/ui/button";
 import { Badge } from "@/components/ui/badge";
 import { Spinner } from "@/components/Spinner";
-import type { ServerSettingResponse, ServerSettingUpdate } from "dbtype/mod.ts";
+import type { PermissionName, ServerSettingResponse, ServerSettingUpdate } from "dbtype/mod.ts";
 import { ApiError as FetchApiError } from "@/hook/fetcher";
 
 const createSnapshot = (setting: ServerSettingResponse["persisted"]) => ({
@@ -79,7 +79,7 @@ export function ServerSettingCard({ isAdmin, loading, error, setting, onSave }:
 		return String(error);
 	}, [error]);
 
-	const toggleGuestPermission = (permission: string) => {
+	const toggleGuestPermission = (permission: PermissionName) => {
 		setFormState((prev) => ({
 			...prev,
 			guest: prev.guest.includes(permission)