diff --git a/Lib/locale.py b/Lib/locale.py
index 2a3930649b3..67a7980f939 100644
--- a/Lib/locale.py
+++ b/Lib/locale.py
@@ -1264,7 +1264,6 @@ locale_alias = {
     'sr_cs@latn':                           'sr_CS.UTF-8@latin',
     'sr_me':                                'sr_ME.UTF-8',
     'sr_rs':                                'sr_RS.UTF-8',
-    'sr_rs.utf8@latn':                      'sr_RS.UTF-8@latin',
     'sr_rs@latn':                           'sr_RS.UTF-8@latin',
     'sr_sp':                                'sr_CS.ISO8859-2',
     'sr_yu':                                'sr_RS.UTF-8@latin',