diff --git a/lib/Makefile.common b/lib/Makefile.common
index 12d163e..468d665 100644
--- a/lib/Makefile.common
+++ b/lib/Makefile.common
@@ -30,7 +30,7 @@ install:	$(MAIN)
 uninstall:
 		rm -f $(INSTALL_PREFIX)/bin/$(MAIN)
 
-clean:
+clean::
 		rm -f $(MAIN).o $(OBJS)
 
 spotless:	clean