diff --git a/applications/admin/controllers/default.py b/applications/admin/controllers/default.py
index ff4ac4a2..28198d2a 100644
--- a/applications/admin/controllers/default.py
+++ b/applications/admin/controllers/default.py
@@ -963,8 +963,7 @@ def edit_language():
         form = SPAN(strings['__corrupted__'], _class='error')
         return dict(filename=filename, form=form)
 
-    keys = sorted(strings.keys(), lambda x, y: cmp(
-        unicode(x, 'utf-8').lower(), unicode(y, 'utf-8').lower()))
+    keys = sorted(strings.keys(), key=lambda x: to_native(x).lower())
     rows = []
     rows.append(H2(T('Original/Translation')))