diff --git a/Makefile.buildbot b/Makefile.buildbot
index 227fe3e8a..7039bda1a 100644
--- a/Makefile.buildbot
+++ b/Makefile.buildbot
@@ -16,3 +16,5 @@ build:
 clean:
 	git checkout debian scrapy/VERSION
 	git clean -dfq
+
+.PHONY: clean test build