diff --git a/playbooks/ssh-certs/deploy-host-certs.yml b/playbooks/ssh-certs/deploy-host-certs.yml
index 66c86eb..fc18931 100644
--- a/playbooks/ssh-certs/deploy-host-certs.yml
+++ b/playbooks/ssh-certs/deploy-host-certs.yml
@@ -30,7 +30,7 @@
         step ssh certificate {{ inventory_hostname }} /tmp/ssh_host_certs/{{ inventory_hostname }}/ssh_host_ed25519_key.pub
         --host --sign --provisioner "{{ step_host_provisioner }}" 
         --password-file "{{ step_provisioner_password_file }}"
-        --ca-url root-ca.guaranteedstruggle.host 
+        --ca-url root-ca.guaranteedstruggle.host --root /usr/local/share/ca-certificates/pmc314_root-ca.crt
         --principal "{{ inventory_hostname }}" --principal "{{ ansible_host }}"
         --force