diff --git a/src/r_defs.h b/src/r_defs.h
index c7cdd8a3c..bb2401684 100644
--- a/src/r_defs.h
+++ b/src/r_defs.h
@@ -781,10 +781,6 @@ struct sector_t
 	int				vboindex[4];	// VBO indices of the 4 planes this sector uses during rendering
 	fixed_t			vboheight[2];	// Last calculated height for the 2 planes of this actual sector
 	int				vbocount[2];	// Total count of vertices belonging to this sector's planes
-#ifdef IBO_TEST
-	int				iboindex[4];	// VBO indices of the 4 planes this sector uses during rendering
-	int				ibocount;
-#endif
 
 	float GetReflect(int pos) { return gl_plane_reflection_i? reflect[pos] : 0; }
 	bool VBOHeightcheck(int pos) const { return vboheight[pos] == GetPlaneTexZ(pos); }