diff --git a/bookstack/docker-compose.yml b/bookstack/docker-compose.yml
index 6e9e8d7..0ee7804 100644
--- a/bookstack/docker-compose.yml
+++ b/bookstack/docker-compose.yml
@@ -43,6 +43,6 @@ services:
 
 secrets:
   db_password:
-    - file=db_password
+    file: db_password
   db_root_password:
-    - file=db_root_password
\ No newline at end of file
+    file: db_root_password
\ No newline at end of file