diff --git a/templates/haproxy-docker-stack.yml.j2 b/templates/haproxy-docker-stack.yml.j2
index 5bb4449..5fab17a 100644
--- a/templates/haproxy-docker-stack.yml.j2
+++ b/templates/haproxy-docker-stack.yml.j2
@@ -34,7 +34,12 @@ services:
         mode: 0444
 {% endif %}
     networks:
-      - {{ haproxy_docker_overlay_network }}
+{% for overlay_net in haproxy_docker_overlay_default_network %}
+       - {{ overlay_net }}:
+{% endfor %}
+{% for add_overlay_net in haproxy_docker_swarm_overlay_additional_networks %}       
+       - {{ add_overlay_net }}:
+{% endfor %}
     ports:
       - target: {{ haproxy_default_port }}
         published: {{ haproxy_default_port }}