diff --git a/docker-compose.yml-example b/docker-compose.yml-example
index 15be42f..bc74463 100644
--- a/docker-compose.yml-example
+++ b/docker-compose.yml-example
@@ -1,4 +1,4 @@
-version: "3"
+version: "3.5"
 
 services:
   web:
@@ -323,4 +323,5 @@ networks:
   kopanonet:
     driver: bridge
   ldap-net:
+    name: ldap-net
     driver: bridge