diff --git a/dlls/msvcr90/msvcr90.spec b/dlls/msvcr90/msvcr90.spec
index 75740ec..ae13be4 100644
--- a/dlls/msvcr90/msvcr90.spec
+++ b/dlls/msvcr90/msvcr90.spec
@@ -145,7 +145,7 @@
 @ cdecl __crtCompareStringA(long long str long str long) msvcrt.__crtCompareStringA
 @ cdecl __crtCompareStringW(long long wstr long wstr long) msvcrt.__crtCompareStringW
 @ cdecl __crtGetLocaleInfoW(long long ptr long) msvcrt.__crtGetLocaleInfoW
-@ stub __crtGetStringTypeW
+@ cdecl __crtGetStringTypeW(long long wstr long ptr) msvcrt.__crtGetStringTypeW
 @ cdecl __crtLCMapStringA(long long str long ptr long long long) msvcrt.__crtLCMapStringA
 @ stub __crtLCMapStringW
 @ stub __daylight