diff --git a/glx/glxserver.h b/glx/glxserver.h
index 7f36e5f5e..3f2ae3593 100644
--- a/glx/glxserver.h
+++ b/glx/glxserver.h
@@ -46,7 +46,6 @@
 #include <resource.h>
 #include <scrnintstr.h>
 
-#define GL_GLEXT_PROTOTYPES     /* we want prototypes */
 #include <GL/gl.h>
 #include <GL/glext.h>
 #include <GL/glxproto.h>