diff --git a/Makefile b/Makefile
index 77317db..3bbde00 100644
--- a/Makefile
+++ b/Makefile
@@ -35,4 +35,4 @@ docs_clean:
 	rm -rf html
 
 archive_clean:
-	rm -rf exercise3.tgz
+	rm -f exercise3.tgz