diff --git a/progs/glsl/Makefile b/progs/glsl/Makefile
index 64be144e0f5..ff8fbeb99bb 100644
--- a/progs/glsl/Makefile
+++ b/progs/glsl/Makefile
@@ -151,3 +151,4 @@ clean:
 	-rm -f $(PROGS)
 	-rm -f *.o *~
 	-rm -f extfuncs.h
+	-rm -f shaderutil.*