diff --git a/Makefile b/Makefile
index 24e8020..385758a 100644
--- a/Makefile
+++ b/Makefile
@@ -6,6 +6,8 @@ sitemaps/tools2.xml: sitemaps/tools.xml
 	wget -P sitemaps --quiet --timestamping https://stackshare.io/sitemaps/tools.xml
 sitemaps/tools.xml:
 	wget -P sitemaps --quiet --timestamping https://stackshare.io/sitemaps/tools.xml
+clean:
+	rm sitemaps/*.xml packages.csv tools.csv
 packages.csv: sitemaps/tools4.xml
 	python src/packages.py
 tools.csv: packages.csv