diff --git a/ansible/pre-deploy.yml b/ansible/pre-deploy.yml
index e4c8ffd..e6e6f9e 100644
--- a/ansible/pre-deploy.yml
+++ b/ansible/pre-deploy.yml
@@ -36,7 +36,7 @@
       dokku_docker_options:
         app: alerta
         phase: run
-        options:
+        option:
           - "-p 3050:8080"
 
     - name: Configure the dokku app environment