merge with 3.3
diff --git a/Doc/howto/unicode.rst b/Doc/howto/unicode.rst
index f19cfc3..486195a 100644
--- a/Doc/howto/unicode.rst
+++ b/Doc/howto/unicode.rst
@@ -537,7 +537,7 @@
 
 Reading Unicode from a file is therefore simple::
 
-    with open('unicode.rst', encoding='utf-8') as f:
+    with open('unicode.txt', encoding='utf-8') as f:
         for line in f:
             print(repr(line))