diff --git a/tubesync/sync/models.py b/tubesync/sync/models.py
index 2ef8363..fc27ba7 100644
--- a/tubesync/sync/models.py
+++ b/tubesync/sync/models.py
@@ -1481,7 +1481,7 @@ def calculate_episode_number(self):
         else:
             self_year = self.upload_date.year if self.upload_date else self.created.year
             filtered_media = Media.objects.filter(source=self.source, published__year=self_year)
-            filtered_media = [m for m in filtered_media where m.upload_date is not None]
+            filtered_media = [m for m in filtered_media if m.upload_date is not None]
             sorted_media = sorted(filtered_media, key=lambda x: (x.upload_date, x.key))
         position_counter = 1
         for media in sorted_media: