diff --git a/Makefile b/Makefile
index 299abbc..aebb5af 100644
--- a/Makefile
+++ b/Makefile
@@ -17,10 +17,11 @@ all:
 dinstall: deb
 	dpkg -i ${DEB}
 
-${BUILDDIR}: src debian
-	rm -rf ${BUILDDIR}
-	rsync -a * ${BUILDDIR}
-	echo "git clone git://git.proxmox.com/git/pve-common.git\\ngit checkout $(shell git rev-parse HEAD)" > ${BUILDDIR}/debian/SOURCE
+${BUILDDIR}: src debian test
+	rm -rf ${BUILDDIR} ${BUILDDIR}.tmp; mkdir ${BUILDDIR}.tmp
+	cp -a -t ${BUILDDIR}.tmp $^ Makefile
+	echo "git clone git://git.proxmox.com/git/pve-common.git\\ngit checkout $(shell git rev-parse HEAD)" > ${BUILDDIR}.tmp/debian/SOURCE
+	mv ${BUILDDIR}.tmp ${BUILDDIR}
 
 .PHONY: deb
 deb: ${DEB}