diff --git a/game/scripts/cds.rpy b/game/scripts/cds.rpy
index c6137e08..49a5835b 100644
--- a/game/scripts/cds.rpy
+++ b/game/scripts/cds.rpy
@@ -12,7 +12,7 @@ python early hide:
         """
         # security
         def raiser(*args, **kwargs):
-            raise NotImplementedError("Returning an instance of the class is disabled")
+            raise TypeError("Returning an instance of the class is disabled")
         cls.__init__ = raiser
 
         name = getattr(cls, "name", cls.__name__)