diff --git a/templates/portainer-agent-stack.yml.j2 b/templates/portainer-agent-stack.yml.j2
index 8333065..d4b903e 100644
--- a/templates/portainer-agent-stack.yml.j2
+++ b/templates/portainer-agent-stack.yml.j2
@@ -60,7 +60,7 @@ services:
       - portainer_server_data:/data
     networks:
       - {{ docker_swarm_portainer_network }}
-{% if not docker_swarm_cluster_haproxy_install %}
+{% if docker_swarm_cluster_haproxy_install %}
 
       - {{ haproxy_docker_overlay_network }}
 {% endif %}