diff --git a/Makefile b/Makefile
index 89ac1dd..b032206 100644
--- a/Makefile
+++ b/Makefile
@@ -8,3 +8,8 @@ $(FORMAT): format.c
 
 gen: site-src/*
 	./gen.sh
+
+.PHONY: clean
+clean:
+	rm $(FORMAT)
+	rm site/*