diff --git a/server/entertainment_decider/models.py b/server/entertainment_decider/models.py
index 05009fd..e83b6f6 100644
--- a/server/entertainment_decider/models.py
+++ b/server/entertainment_decider/models.py
@@ -58,7 +58,7 @@ class Tagable:
         """
         Tags which are directly assigned to this object by the user or automatic actions.
         """
-        return NotImplementedError("")
+        raise NotImplementedError("")
 
     @property
     def inherited_tags(self) -> Set[Tag]: