diff --git a/Lib/numbers.py b/Lib/numbers.py
index 82960f0..b5a49c6 100644
--- a/Lib/numbers.py
+++ b/Lib/numbers.py
@@ -303,7 +303,7 @@
         raise NotImplementedError
 
     def __index__(self):
-        """index(self)"""
+        """someobject[self]"""
         return int(self)
 
     @abstractmethod