diff --git a/templates/portainer-agent-stack.yml.j2 b/templates/portainer-agent-stack.yml.j2
index e18006e..169a509 100644
--- a/templates/portainer-agent-stack.yml.j2
+++ b/templates/portainer-agent-stack.yml.j2
@@ -54,4 +54,5 @@ volumes:
 networks:
   {{ docker_swarm_portainer_network }}:
   haproxy-public:
-    external: True
\ No newline at end of file
+    external:
+      name: haproxy-public
\ No newline at end of file