diff --git a/server/vbv_lernwelt/core/model_utils.py b/server/vbv_lernwelt/core/model_utils.py
index 77b8897d..f363f917 100644
--- a/server/vbv_lernwelt/core/model_utils.py
+++ b/server/vbv_lernwelt/core/model_utils.py
@@ -166,7 +166,7 @@ def migrate_avatars(apps=None, schema_editor=None):
     avatar_dir = settings.APPS_DIR / "static" / "avatars"
 
     for user in User.objects.all().exclude(
-            avatar_url="/static/avatars/myvbv-default-avatar.png"
+        avatar_url="/static/avatars/myvbv-default-avatar.png"
     ):
         if not user.avatar_url:
             continue