diff --git a/include/internal/catch_fatal_condition.hpp b/include/internal/catch_fatal_condition.hpp
index b9f8c69..29021a3 100644
--- a/include/internal/catch_fatal_condition.hpp
+++ b/include/internal/catch_fatal_condition.hpp
@@ -23,11 +23,8 @@ namespace Catch {
 
 #if defined ( CATCH_PLATFORM_WINDOWS ) /////////////////////////////////////////
 
-#define NOMINMAX
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-#undef WIN32_LEAN_AND_MEAN
-#undef NOMINMAX
+
+#include "catch_windows_h_proxy.h"
 
 
 namespace Catch {