diff --git a/roles/lib/setup-restic.yml b/roles/lib/setup-restic.yml
index b0463ff..d14e629 100644
--- a/roles/lib/setup-restic.yml
+++ b/roles/lib/setup-restic.yml
@@ -179,7 +179,7 @@
     - name: Add known host entry for misamisa
       ansible.builtin.known_hosts:
         path: /etc/ssh/ssh_known_hosts
-        key: "{{ lookup('pipe', 'ssh-keyscan misamisa.duckdns.org') }}"
+        key: "{{ lookup('pipe', 'ssh-keyscan -p 25456 misamisa.duckdns.org') }}"
         name: misamisa.duckdns.org
         state: present