diff --git a/roles/happydomain/tasks/docker.yml b/roles/happydomain/tasks/docker.yml
index 98b4bb7..64e711f 100644
--- a/roles/happydomain/tasks/docker.yml
+++ b/roles/happydomain/tasks/docker.yml
@@ -11,7 +11,7 @@
     memory_swap: 512M
     mounts: "{{ happydomain_docker_mounts }}"
     tmpfs: "{{ happydomain_docker_tmpfs | default([]) }}"
-    networks: "{{ happydomain_docker_network | default({}) }}"
+    networks: "{{ happydomain_docker_network | default([]) }}"
     env:
       HAPPYDOMAIN_ADMIN_BIND: "{{ happydomain_admin_bind }}"
       HAPPYDOMAIN_BIND: "0.0.0.0:8081"