diff --git a/Makefile b/Makefile
index 7663b42..08b2739 100644
--- a/Makefile
+++ b/Makefile
@@ -71,7 +71,7 @@ all: glxgears
 -include glxgears.d
 
 run: glxgears
-	vblank_mode=0 __GL_SYNC_TO_VBLANK=0 ./$<
+	./$<
 
 clean:
 	$(RM) glxgears glxgears.i glxgears.s glxgears.o