diff --git a/src/app/api/movie-requests/route.ts b/src/app/api/movie-requests/route.ts
index ed0bb74..d8a271f 100644
--- a/src/app/api/movie-requests/route.ts
+++ b/src/app/api/movie-requests/route.ts
@@ -174,13 +174,9 @@ export async function POST(request: NextRequest) {
     await storage.createMovieRequest(newRequest);
     await storage.addUserMovieRequest(authInfo.username, newRequest.id);
 
-    // 更新频率限制 - 保存到用户信息的 hash 中
-    if ('client' in storage && storage.client && typeof (storage.client as any).hSet === 'function') {
-      await (storage.client as any).hSet(
-        `user:${authInfo.username}:info`,
-        'last_movie_request_time',
-        Date.now().toString()
-      );
+    // 更新频率限制 - 使用抽象方法兼容所有存储类型
+    if (storage.updateLastMovieRequestTime) {
+      await storage.updateLastMovieRequestTime(authInfo.username, Date.now());
 
       // 清除用户信息缓存，确保下次读取到最新数据
       const { userInfoCache } = await import('@/lib/user-cache');
diff --git a/src/lib/d1.db.ts b/src/lib/d1.db.ts
index e8f150f..d9a9b69 100644
--- a/src/lib/d1.db.ts
+++ b/src/lib/d1.db.ts
@@ -1480,6 +1480,18 @@ export class D1Storage implements IStorage {
       throw err;
     }
   }
+
+  async updateLastMovieRequestTime(userName: string, timestamp: number): Promise<void> {
+    try {
+      await this.db
+        .prepare('UPDATE users SET last_movie_request_time = ? WHERE username = ?')
+        .bind(timestamp, userName)
+        .run();
+    } catch (err) {
+      console.error('D1Storage.updateLastMovieRequestTime error:', err);
+      throw err;
+    }
+  }
 }
 
 /**
diff --git a/src/lib/redis-base.db.ts b/src/lib/redis-base.db.ts
index d702c2b..d04d960 100644
--- a/src/lib/redis-base.db.ts
+++ b/src/lib/redis-base.db.ts
@@ -1275,6 +1275,16 @@ export abstract class BaseRedisStorage implements IStorage {
     );
   }
 
+  async updateLastMovieRequestTime(userName: string, timestamp: number): Promise<void> {
+    await this.withRetry(() =>
+      this.adapter.hSet(
+        this.userInfoKey(userName),
+        'last_movie_request_time',
+        timestamp.toString()
+      )
+    );
+  }
+
   // ---------- 求片相关 ----------
   private movieRequestsKey() {
     return 'movie_requests:all';
diff --git a/src/lib/types.ts b/src/lib/types.ts
index 2912a9c..bc71820 100644
--- a/src/lib/types.ts
+++ b/src/lib/types.ts
@@ -118,6 +118,9 @@ export interface IStorage {
   getLastFavoriteCheckTime(userName: string): Promise<number>;
   setLastFavoriteCheckTime(userName: string, timestamp: number): Promise<void>;
 
+  // 求片冷却时间
+  updateLastMovieRequestTime?(userName: string, timestamp: number): Promise<void>;
+
   // 求片相关
   getAllMovieRequests(): Promise<MovieRequest[]>;
   getMovieRequest(requestId: string): Promise<MovieRequest | null>;