diff --git a/dlls/kernel32/nls/ttt.nls b/dlls/kernel32/nls/ttt.nls
index 43b6fe54fda..86236d91e3d 100644
--- a/dlls/kernel32/nls/ttt.nls
+++ b/dlls/kernel32/nls/ttt.nls
@@ -102,7 +102,7 @@ STRINGTABLE LANGUAGE LANG_TATAR, SUBLANG_DEFAULT
   LOCALE_SENGLANGUAGE "Tatar"
   LOCALE_SGROUPING "3;0"
   LOCALE_SINTLSYMBOL "RUR"
-  LOCALE_SISO3166CTRYNAME "TA"
+  LOCALE_SISO3166CTRYNAME "RU"
   LOCALE_SISO639LANGNAME "tt"
   LOCALE_SLANGUAGE "Tatar"
   LOCALE_SLIST ";"
@@ -123,7 +123,7 @@ STRINGTABLE LANGUAGE LANG_TATAR, SUBLANG_DEFAULT
   LOCALE_SMONTHNAME12 "Декабрь"
   LOCALE_SMONTHNAME13 ""
   LOCALE_SMONTHOUSANDSEP " "
-  LOCALE_SNAME "tt-TA"
+  LOCALE_SNAME "tt-RU"
   LOCALE_SNAN "NaN"
   LOCALE_SNATIVECTRYNAME "Татарстан"
   LOCALE_SNATIVECURRNAME "рубль"