diff --git a/backend/src/module/database/bangumi.py b/backend/src/module/database/bangumi.py
index b484c6b0..ce792d15 100644
--- a/backend/src/module/database/bangumi.py
+++ b/backend/src/module/database/bangumi.py
@@ -129,10 +129,11 @@ class BangumiDatabase:
                 i += 1
         return torrent_list
 
-    def match_torrent(self, torrent_name: str) -> Optional[Bangumi]:
+    def match_torrent(self, torrent_name: str, rss_link: str) -> Optional[Bangumi]:
         statement = select(Bangumi).where(
             and_(
                 func.instr(torrent_name, Bangumi.title_raw) > 0,
+                func.instr(Bangumi.rss_link, rss_link),
                 # use `false()` to avoid E712 checking
                 # see: https://docs.astral.sh/ruff/rules/true-false-comparison/
                 Bangumi.deleted == false(),
diff --git a/backend/src/module/downloader/client/qb_downloader.py b/backend/src/module/downloader/client/qb_downloader.py
index 94fb9d48..ed7b0a13 100644
--- a/backend/src/module/downloader/client/qb_downloader.py
+++ b/backend/src/module/downloader/client/qb_downloader.py
@@ -17,7 +17,7 @@ class QbDownloader:
             data={"username": self.username, "password": self.password},
             timeout=5,
         )
-        return resp.text
+        return resp.text == "Ok."
 
     async def logout(self):
         logout_api = "/api/v2/auth/logout"
@@ -131,17 +131,7 @@ class QbDownloader:
         self._client = httpx.AsyncClient(
             base_url=self.host,
         )
-        try:
-            authed = await self.auth()
-            if not authed == "Ok.":
-                logger.error("[Downloader] Failed authing to qbittorrent.")
-                logger.warning("[Downloader] Please check username/password in settings.")
-                raise RuntimeError(authed)
-            return self
-        except httpx.ReadTimeout:
-            logger.error("[Downloader] Failed connecting to qbittorrent.")
-            logger.warning("[Downloader] Please check host in settings.")
-            raise RuntimeError("Failed connecting to qbittorrent.")
+        return self
 
     async def __aexit__(self, exc_type, exc_val, exc_tb):
         await self.logout()