diff --git a/tubesync/sync/views.py b/tubesync/sync/views.py
index 17f88522..fe49f105 100644
--- a/tubesync/sync/views.py
+++ b/tubesync/sync/views.py
@@ -297,11 +297,11 @@ class ValidateSourceView(FormView):
             '@' == self.key[0]
         )
         if use_channel_id:
-            source_type = self.source_type
             self.source_type_str = 'youtube-channel-id'
             self.source_type = self.source_types.get(self.source_type_str, None)
+            url = Source.create_index_url(self.source_type, self.key, 'videos')
             self.key = youtube.get_channel_id(
-                Source.create_index_url(source_type, self.key, 'videos')
+                url.replace('/channel/', '/')
             )
         for field in fields_to_populate:
             if field == 'source_type':