diff --git a/lib/Makefile b/lib/Makefile
index 8959b41..4805f2c 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -17,4 +17,4 @@ $(TARGET): $(OBJS)
 stdarg.o: stdarg.cb
 
 clean:
-	rm -f $(TARGET) *.o *.s
+	rm -f $(TARGET) *.o stdarg.s