diff --git a/Doc/lib/libcontextlib.tex b/Doc/lib/libcontextlib.tex
index 72bf537..0ac5442 100644
--- a/Doc/lib/libcontextlib.tex
+++ b/Doc/lib/libcontextlib.tex
@@ -111,7 +111,7 @@
 \begin{verbatim}
 from __future__ import with_statement
 from contextlib import closing
-import codecs
+import urllib
 
 with closing(urllib.urlopen('http://www.python.org')) as page:
     for line in page: