diff --git a/Contrib/Makensisw/makensisw.cpp b/Contrib/Makensisw/makensisw.cpp
index 1556f8e0..f1318181 100644
--- a/Contrib/Makensisw/makensisw.cpp
+++ b/Contrib/Makensisw/makensisw.cpp
@@ -20,6 +20,8 @@
 */
 #define MAKENSISW_CPP
 
+#define _WIN32_IE 0x0400
+
 #include <windows.h>
 #include <windowsx.h>
 #include <stdio.h>