diff --git a/evennia/contrib/puzzles.py b/evennia/contrib/puzzles.py
index 6523d13ea6..213cd7793c 100644
--- a/evennia/contrib/puzzles.py
+++ b/evennia/contrib/puzzles.py
@@ -465,7 +465,7 @@ class PuzzleSystemCmdSet(CmdSet):
     """
 
     def at_cmdset_creation(self):
-        super(PuzzleSystemCmdSetCmdSet, self).at_cmdset_creation()
+        super(PuzzleSystemCmdSet, self).at_cmdset_creation()
 
         self.add(CmdCreatePuzzleRecipe())
         self.add(CmdArmPuzzle())