diff --git a/playbooks/update_ssh_keys.yml b/playbooks/update_ssh_keys.yml
index 8025e81..5ac108d 100644
--- a/playbooks/update_ssh_keys.yml
+++ b/playbooks/update_ssh_keys.yml
@@ -27,7 +27,7 @@
   - name: Ensure we have our own comment added to /etc/services
     ansible.builtin.lineinfile:
       path: "{{ ansible_env.HOME }}/.ssh/authorized_keys"
-      line: key.stdout
+      line: "{{ key.stdout }}"
 
   - name: Print
     ansible.builtin.debug: