diff --git a/Lib/locale.py b/Lib/locale.py
index 213bc35..a73a8ce 100644
--- a/Lib/locale.py
+++ b/Lib/locale.py
@@ -850,6 +850,7 @@
     'az_az.iso88599e':                      'az_AZ.ISO8859-9E',
     'be':                                   'be_BY.CP1251',
     'be@latin':                             'be_BY.UTF-8@latin',
+    'be_bg.utf8':                           'bg_BG.UTF-8',
     'be_by':                                'be_BY.CP1251',
     'be_by.cp1251':                         'be_BY.CP1251',
     'be_by.microsoftcp1251':                'be_BY.CP1251',
@@ -891,6 +892,7 @@
     'c.ascii':                              'C',
     'c.en':                                 'C',
     'c.iso88591':                           'en_US.ISO8859-1',
+    'c.utf8':                               'en_US.UTF-8',
     'c_c':                                  'C',
     'c_c.c':                                'C',
     'ca':                                   'ca_ES.ISO8859-1',
@@ -1012,6 +1014,7 @@
     'en_ca':                                'en_CA.ISO8859-1',
     'en_ca.iso88591':                       'en_CA.ISO8859-1',
     'en_dk':                                'en_DK.ISO8859-1',
+    'en_dl.utf8':                           'en_DL.UTF-8',
     'en_gb':                                'en_GB.ISO8859-1',
     'en_gb.88591':                          'en_GB.ISO8859-1',
     'en_gb.iso88591':                       'en_GB.ISO8859-1',
@@ -1050,6 +1053,7 @@
     'en_zm':                                'en_ZM.UTF-8',
     'en_zw':                                'en_ZW.ISO8859-1',
     'en_zw.iso88591':                       'en_ZW.ISO8859-1',
+    'en_zw.utf8':                           'en_ZS.UTF-8',
     'eng_gb':                               'en_GB.ISO8859-1',
     'eng_gb.8859':                          'en_GB.ISO8859-1',
     'english':                              'en_EN.ISO8859-1',
@@ -1356,6 +1360,7 @@
     'ks':                                   'ks_IN.UTF-8',
     'ks_in':                                'ks_IN.UTF-8',
     'ks_in@devanagari':                     'ks_IN.UTF-8@devanagari',
+    'ks_in@devanagari.utf8':                'ks_IN.UTF-8@devanagari',
     'ku_tr':                                'ku_TR.ISO8859-9',
     'kw':                                   'kw_GB.ISO8859-1',
     'kw_gb':                                'kw_GB.ISO8859-1',
@@ -1551,6 +1556,7 @@
     'sd@devanagari':                        'sd_IN.UTF-8@devanagari',
     'sd_in':                                'sd_IN.UTF-8',
     'sd_in@devanagari':                     'sd_IN.UTF-8@devanagari',
+    'sd_in@devanagari.utf8':                'sd_IN.UTF-8@devanagari',
     'se_no':                                'se_NO.UTF-8',
     'serbocroatian':                        'sr_RS.UTF-8@latin',
     'sh':                                   'sr_RS.UTF-8@latin',
@@ -1610,6 +1616,7 @@
     'sr_yu.iso88595':                       'sr_CS.ISO8859-5',
     'sr_yu.iso88595@cyrillic':              'sr_CS.ISO8859-5',
     'sr_yu.microsoftcp1251@cyrillic':       'sr_CS.CP1251',
+    'sr_yu.utf8':                           'sr_RS.UTF-8',
     'sr_yu.utf8@cyrillic':                  'sr_RS.UTF-8',
     'sr_yu@cyrillic':                       'sr_RS.UTF-8',
     'ss':                                   'ss_ZA.ISO8859-1',