diff --git a/evennia/contrib/tutorial_world/objects.py b/evennia/contrib/tutorial_world/objects.py
index 0ab6ea2466..159c4366aa 100644
--- a/evennia/contrib/tutorial_world/objects.py
+++ b/evennia/contrib/tutorial_world/objects.py
@@ -212,6 +212,8 @@ class Obelisk(TutorialObject):
 
     Important Attribute:
        puzzle_descs (list): list of descriptions. One of these is
+        picked randomly when this object is looked at and its index
+        in the list is used as a key for to solve the puzzle.
 
     """