diff --git a/headers/os/opengl/GLView.h b/headers/os/opengl/GLView.h
index 3052ddfa9e..354c592ad5 100644
--- a/headers/os/opengl/GLView.h
+++ b/headers/os/opengl/GLView.h
@@ -34,6 +34,8 @@
 #include <game/WindowScreen.h>
 #include <game/DirectWindow.h>
 
+class BGLRenderer;
+
 class BGLView : public BView {
 public:
 
@@ -107,7 +109,7 @@ virtual void        _ReservedGLView8();
 		BLocker		m_drawLock;
 		BLocker     m_displayLock;
 		void *		m_clip_info;
-		void *     	_Unused1;
+		BGLRenderer * fRenderer;
 
 		BBitmap *   m_ditherMap;
 		BRect       m_bounds;