diff --git a/app.py b/app.py
index ac8f47e..055a97a 100644
--- a/app.py
+++ b/app.py
@@ -330,8 +330,8 @@ def proxy(video_id):
         logger.error(f"{video_id}: Failed to fetch data")
         return Response("Video not found", status=404)
 
-    reason_code = params.get('reasonCode', '').upper()
-    if reason_code in ['HIDDEN_VIDEO', 'ADMINISTRATOR_DELETE_VIDEO']:
+    reason_code = params.get('reasonCode')
+    if ('' or reason_code).upper() in ['HIDDEN_VIDEO', 'ADMINISTRATOR_DELETE_VIDEO']:
         logger.warning(f"{video_id}: Video is hidden or deleted ({reason_code}) - returning 404")
         return Response("Video not found", status=404)