diff --git a/scripts/cord-in-a-box.sh b/scripts/cord-in-a-box.sh
index 8bfe450..45c2f64 100755
--- a/scripts/cord-in-a-box.sh
+++ b/scripts/cord-in-a-box.sh
@@ -208,8 +208,12 @@
   # It allows SSH'ing to the machine via 'ssh corddev'
   sudo su $USER -c "VAGRANT_CWD=$VAGRANT_CWD vagrant ssh-config corddev prod > $SSHCONFIG"
 
+  # copy host SSH key to corddev, allow it access on prod (vagrant ssh key already has access)
   scp ~/.ssh/id_rsa* corddev:.ssh
   ssh corddev "chmod go-r ~/.ssh/id_rsa"
+
+  scp ~/.ssh/id_rsa.pub prod:/tmp/install_id_rsa.pub
+  ssh prod "cat /tmp/install_id_rsa.pub >> ~/.ssh/authorized_keys"
 }
 
 function install_head_node() {