diff --git a/del_boxes.xsh b/del_boxes.xsh
index ce0816b..79cb6ed 100755
--- a/del_boxes.xsh
+++ b/del_boxes.xsh
@@ -2,5 +2,5 @@
 
 virsh -q vol-list default | awk '{print $1}' | xargs -r -L 1 virsh vol-delete --pool default
 sudo virsh -q vol-list default | awk '{print $1}' | sudo xargs -r -L 1 virsh vol-delete --pool default
-vagrant box list | grep virtualbox | awk '{print $1}' | sort -u | xargs -l vagrant box remove --provider virtualbox --force
-vagrant box list | grep libvirt | awk '{print $1}' | sort -u | xargs -l vagrant box remove --provider libvirt --force
+vagrant box list | grep virtualbox | awk '{print $1}' | sort -u | xargs -r -l vagrant box remove --provider virtualbox --force
+vagrant box list | grep libvirt | awk '{print $1}' | sort -u | xargs -r -l vagrant box remove --provider libvirt --force