Correct invalidation cache documentation.

diff --git a/README.rst b/README.rst
index 970b5f6cce335f6ba2de5cd98af332a112c07381..ea66c53d0981b81282d0ffeeb0a76509d5935cb7 100644 (file)
--- a/README.rst
+++ b/README.rst
@@ -93,7 +93,7 @@ Results of cached functions can be invalidated by outside forces. Let's demonstr
     >>> monopoly.boardwalk
     550
     >>> # invalidate the cache
-    >>> del monopoly['boardwalk']
+    >>> del monopoly.__dict__['boardwalk']
     >>> # request the boardwalk property again
     >>> monopoly.boardwalk
     600