diff --git a/roles/docker/tasks/main.yml b/roles/docker/tasks/main.yml
index db50312..09229d9 100644
--- a/roles/docker/tasks/main.yml
+++ b/roles/docker/tasks/main.yml
@@ -39,6 +39,7 @@
         enabled: true
 
 - name: Configure deployment user for Docker
+  when: deployment_public_ssh_key is defined
   become: true
   block:
     - name: Add user to docker group