Do the do.

Author: Christopher M. Neill

ansible/group_vars/alpha-eru.yml

@@ -3,7 +3,7 @@ name: eru
 container_image: registry.runnable.com/runnable/{{ name }}
 container_tag: "{{ git_branch }}"
 repo: git@github.com:CodeNow/{{ name }}.git
-hosted_ports: [{{ eru_port }}]
+hosted_ports: ["{{ eru_port }}"]
 node_version: "0.12.0"
 npm_version: "2.1.18"