diff --git a/docs/writing/style.rst b/docs/writing/style.rst
index c50c3452d..e54e6be20 100644
--- a/docs/writing/style.rst
+++ b/docs/writing/style.rst
@@ -248,7 +248,7 @@ keep a count of your place in the list.
 
 .. code-block:: python
 
-    for i, item in a:
+    for i, item in enumerate(a):
         print i + ", " + item
     # prints 
     # 0, 3