diff --git a/tools/winapi/msvcmaker b/tools/winapi/msvcmaker
index 237f5904b63..1eaeb565dce 100755
--- a/tools/winapi/msvcmaker
+++ b/tools/winapi/msvcmaker
@@ -628,10 +628,10 @@ sub _generate_dsp($$) {
 	if($debug) {
 	    if($lib || $exe) {
 		print OUT "# ADD BASE CPP /nologo /W3 /Gm /GX /Zi /Od";
-		@defines = (qw(WIN32 _DEBUG _MBCS _LIB));
+		@defines = (qw(WINVER=0x0501 _WIN32_WINNT=0x0501 _WIN32_IE=0x0600 WIN32 _DEBUG _MBCS _LIB));
 	    } else {
 		print OUT "# ADD BASE CPP /nologo /MTd /W3 /Gm /GX /Zi /Od";
-		@defines = (qw(_WIN32_WINNT=0x0501 _WIN32_IE=0x0600 WIN32 _DEBUG _WINDOWS _MBCS _USRDLL), ("\U${project}\E_EXPORTS"));
+		@defines = (qw(WINVER=0x0501 _WIN32_WINNT=0x0501 _WIN32_IE=0x0600 WIN32 _DEBUG _WINDOWS _MBCS _USRDLL), ("\U${project}\E_EXPORTS"));
 	    }
 	} else {
 	    if($lib || $exe) {