diff --git a/backend/open_webui/retrieval/loaders/youtube.py b/backend/open_webui/retrieval/loaders/youtube.py
index 88938d0f2..17b1fad60 100644
--- a/backend/open_webui/retrieval/loaders/youtube.py
+++ b/backend/open_webui/retrieval/loaders/youtube.py
@@ -64,7 +64,7 @@ class YoutubeLoader:
         self._metadata = {"source": video_id}
         self.language = language
         self.proxy_url = proxy_url
-        # If language is string, convert to list
+        # Ensure language is a list
         if isinstance(language, str):
             self.language = [language]
         else: