diff --git a/hw/dmx/glxProxy/glxcontext.h b/hw/dmx/glxProxy/glxcontext.h
index ac8c0573d..479186ca5 100644
--- a/hw/dmx/glxProxy/glxcontext.h
+++ b/hw/dmx/glxProxy/glxcontext.h
@@ -33,8 +33,6 @@
 
 typedef struct __GLXcontextRec __GLXcontext;
 
-#include "GL/internal/glcore.h"
-
 struct __GLXcontextRec {
     /*
      ** list of context structs
diff --git a/hw/dmx/glxProxy/glxscreens.h b/hw/dmx/glxProxy/glxscreens.h
index bb7477bc7..5f36b8158 100644
--- a/hw/dmx/glxProxy/glxscreens.h
+++ b/hw/dmx/glxProxy/glxscreens.h
@@ -31,8 +31,6 @@
  * Silicon Graphics, Inc.
  */
 
-#include "GL/internal/glcore.h"
-
 typedef struct {
 
     __GLXvisualConfig *pGlxVisual;
diff --git a/hw/xquartz/GL/glcontextmodes.h b/hw/xquartz/GL/glcontextmodes.h
index 7237ccc06..5b64add29 100644
--- a/hw/xquartz/GL/glcontextmodes.h
+++ b/hw/xquartz/GL/glcontextmodes.h
@@ -30,8 +30,6 @@
 #ifndef GLCONTEXTMODES_H
 #define GLCONTEXTMODES_H
 
-#include "GL/internal/glcore.h"
-
 #if !defined(IN_MINI_GLX)
 extern GLint
 _gl_convert_from_x_visual_type(int visualType);
diff --git a/hw/xquartz/GL/visualConfigs.c b/hw/xquartz/GL/visualConfigs.c
index ce68663cd..69b18f6a0 100644
--- a/hw/xquartz/GL/visualConfigs.c
+++ b/hw/xquartz/GL/visualConfigs.c
@@ -51,7 +51,6 @@
 #include <glxcontext.h>
 #include <glxext.h>
 #include <glxutil.h>
-#include <GL/internal/glcore.h>
 
 #include "capabilities.h"
 #include "visualConfigs.h"