diff --git a/simgear/simgear_config.h.vc5 b/simgear/simgear_config.h.vc5
index ac2343ca..10112ce4 100644
--- a/simgear/simgear_config.h.vc5
+++ b/simgear/simgear_config.h.vc5
@@ -152,3 +152,7 @@
 
 #define HAVE_MEMCPY 1
 
+#define GLUT_H <GL/glut.h>
+
+#define NOMINMAX 1
+