diff --git a/__swarm/bookstack/bookstack-swarm.yml b/__swarm/bookstack/bookstack-swarm.yml
index 232baf9..41f5bf7 100644
--- a/__swarm/bookstack/bookstack-swarm.yml
+++ b/__swarm/bookstack/bookstack-swarm.yml
@@ -1,7 +1,8 @@
-volume: bookstack_app_data
-  driver: local
-volume: bookstack_db_data
-  driver: local 
+volumes:
+  bookstack_app_data:
+    driver: local
+  bookstack_db_data:
+    driver: local 
 
 services:
   app: