diff --git a/tasks/boxes.rake b/tasks/boxes.rake
index 16bbcdb..124ce32 100644
--- a/tasks/boxes.rake
+++ b/tasks/boxes.rake
@@ -11,7 +11,7 @@ namespace :boxes do
       sh 'cd boxes/quantal64 && sudo ./download-ubuntu'
       sh 'rm -f boxes/quantal64/rootfs.tar.gz'
       sh 'cd boxes/quantal64 && sudo tar --numeric-owner -czf rootfs.tar.gz ./rootfs/*'
-      sh "cd boxes/quantal64 && sudo chown #{ENV['USER']}:#{ENV['USER']} rootfs.tar.gz && tar -czf ../output/lxc-quantal64.box ./* --exclude=rootfs-amd64 --exclude=download-ubuntu"
+      sh "cd boxes/quantal64 && sudo chown #{ENV['USER']}:#{ENV['USER']} rootfs.tar.gz && tar -czf ../output/lxc-quantal64.box ./* --exclude=rootfs/* --exclude=download-ubuntu"
       sh 'cd boxes/quantal64 && sudo rm -rf rootfs-amd64'
     end
   end