diff --git a/mingw-w64-crt/lib32/msvcrt.def.in b/mingw-w64-crt/lib32/msvcrt.def.in
index b991cd2..51f62cb 100644
--- a/mingw-w64-crt/lib32/msvcrt.def.in
+++ b/mingw-w64-crt/lib32/msvcrt.def.in
@@ -138,6 +138,7 @@ _copysign
 _cprintf
 _cputs
 _creat
+_create_locale
 _cscanf
 _ctype DATA
 _cwait
@@ -192,6 +193,7 @@ _fpieee_flt
 _fpreset DATA
 _fputchar
 _fputwchar
+_free_locale
 _fsopen
 _fstat
 _fstat32 == _fstat
diff --git a/mingw-w64-crt/lib64/msvcrt.def.in b/mingw-w64-crt/lib64/msvcrt.def.in
index 0873041..bcf41ac 100644
--- a/mingw-w64-crt/lib64/msvcrt.def.in
+++ b/mingw-w64-crt/lib64/msvcrt.def.in
@@ -240,6 +240,7 @@ _cprintf_p_l
 _cputs
 _cputws
 _creat
+_create_locale
 _cscanf
 _cscanf_l
 _cscanf_s
@@ -315,6 +316,7 @@ _fputchar
 _fputwchar
 _fscanf_l
 _fscanf_s_l
+_free_locale
 _fsopen
 _fstat
 _fstat64