diff --git a/app/media/media.py b/app/media/media.py
index 9e8c7446..7a3fd863 100644
--- a/app/media/media.py
+++ b/app/media/media.py
@@ -2017,14 +2017,10 @@ class Media:
         """
         获取TMDB热门电影随机一张背景图
         """
+        if not self.discover:
+            return ""
         try:
-            # 随机类型
-            mtype = MediaType.MOVIE if random.uniform(0, 1) > 0.5 else MediaType.TV
-            # 热门电影/电视剧
-            if mtype == MediaType.MOVIE:
-                medias = self.discover.discover_movies(params={"sort_by": "popularity.desc"})
-            else:
-                medias = self.discover.discover_tv_shows(params={"sort_by": "popularity.desc"})
+            medias = self.discover.discover_movies(params={"sort_by": "popularity.desc"})
             if medias:
                 backdrops = [media.get("backdrop_path") for media in medias if media.get("backdrop_path")]
                 # 随机一张