diff --git a/boxes/quantal64/download-ubuntu b/boxes/quantal64/download-ubuntu
index 2971874..5dde2c0 100755
--- a/boxes/quantal64/download-ubuntu
+++ b/boxes/quantal64/download-ubuntu
@@ -117,3 +117,5 @@ curl -L https://www.opscode.com/chef/install.sh -k | sudo bash
 EOF
 chmod +x $rootfs/tmp/install-chef.sh
 chroot $rootfs /tmp/install-chef.sh
+
+rm -rf $rootfs/tmp/*