diff --git a/generic/mixins.py b/generic/mixins.py
index d0d8f4d5..cb72090d 100644
--- a/generic/mixins.py
+++ b/generic/mixins.py
@@ -13,7 +13,7 @@ class AuthorMixin():
     requires an author many to many field to be defined on the derived class
     
     """
-    author: models.ManyToManyField[User] # Is this correct typing?
+    author: models.ManyToManyField(User) # Is this correct typing?
     
     def get_author_objects(self) -> list[User]:
         """Returns list of author objects"""