diff --git a/src/c3nav/editor/models/changeset.py b/src/c3nav/editor/models/changeset.py
index 47bbad6d..f6cdbee1 100644
--- a/src/c3nav/editor/models/changeset.py
+++ b/src/c3nav/editor/models/changeset.py
@@ -473,7 +473,7 @@ class ChangeSet(models.Model):
         return request.user.is_superuser
 
     @classmethod
-    def can_direct_edit(self, request):
+    def can_direct_edit(cls, request):
         # todo implement permissions
         return request.user.is_superuser