diff --git a/docker/swarm/stack/monitoring/alerta.yml b/docker/swarm/stack/monitoring/alerta.yml
index 858eb38..5e99286 100644
--- a/docker/swarm/stack/monitoring/alerta.yml
+++ b/docker/swarm/stack/monitoring/alerta.yml
@@ -29,3 +29,4 @@
                 ADMIN_USERS: ${_param:alerta_admin_username}
                 ADMIN_PASSWORD: ${_param:alerta_admin_password}
                 MONGO_URI: ${_param:alerta_mongodb_uri}
+                PLUGINS: ""