diff --git a/lib/community/community_course.dart b/lib/community/community_course.dart
index 78d10567..70a4720e 100644
--- a/lib/community/community_course.dart
+++ b/lib/community/community_course.dart
@@ -197,6 +197,7 @@ class _CommunityCourse extends State<CommunityCourse>
   }
 
   _onRefresh(){
+    queryCourseBanner();
     classListAsync();
   }