diff --git a/docker-compose.custom.yaml b/docker-compose.custom.yaml
index 236a651..79246e8 100644
--- a/docker-compose.custom.yaml
+++ b/docker-compose.custom.yaml
@@ -1,4 +1,2 @@
-version: "3"
-
 # services:
   # Add your custom services here!
diff --git a/docker-compose.example.yaml b/docker-compose.example.yaml
index b2bfb94..eaba0f4 100644
--- a/docker-compose.example.yaml
+++ b/docker-compose.example.yaml
@@ -165,6 +165,7 @@ services:
       - OPENVPN_USER=${VPN_USER}
       - OPENVPN_PASSWORD=${VPN_PASSWORD}
       - OPENVPN_CIPHERS=AES-256-GCM
+      - PORT_FORWARD_ONLY=on
     restart: unless-stopped
 
   # Portainer helps debugging and monitors the containers