--- a/babel/localedata.py
+++ b/babel/localedata.py
@@ -120,8 +120,8 @@
     
     >>> d = {1: 'foo', 3: 'baz'}
     >>> merge(d, {1: 'Foo', 2: 'Bar'})
-    >>> d
-    {1: 'Foo', 2: 'Bar', 3: 'baz'}
+    >>> items = d.items(); items.sort(); items
+    [(1, 'Foo'), (2, 'Bar'), (3, 'baz')]
     
     :param dict1: the dictionary to merge into
     :param dict2: the dictionary containing the data that should be merged

--- a/babel/messages/frontend.py
+++ b/babel/messages/frontend.py
@@ -638,8 +638,9 @@
         if options.list_locales:
             identifiers = localedata.list()
             longest = max([len(identifier) for identifier in identifiers])
+            identifiers.sort()
             format = u'%%-%ds %%s' % (longest + 1)
-            for identifier in sorted(localedata.list()):
+            for identifier in identifiers:
                 locale = Locale.parse(identifier)
                 output = format % (identifier, locale.english_name)
                 print output.encode(sys.stdout.encoding or