diff --git a/docs/using-docker.md b/docs/using-docker.md
index c462c112..2f4e32c0 100644
--- a/docs/using-docker.md
+++ b/docs/using-docker.md
@@ -72,11 +72,13 @@ Youtube video: **Cezerin Installation Manual. Docker.**
  - [Download docker-compose.yml](https://raw.githubusercontent.com/Cezerin2/docker-cezerin2/master/docker-compose.yml)
 
  ```shell
- version: '3'
+version: '3'
 
- services:
+services:
   cezerin2:
     image: cezerin2/cezerin2
+    environment:
+      - LANGUAGE=ru
     ports:
       - 3001:80
     environment:
@@ -94,6 +96,7 @@ Youtube video: **Cezerin Installation Manual. Docker.**
   cezerin2-store:
     image: cezerin2/cezerin2-store
     environment:
+      - LANGUAGE=ru
       - API_BASE_URL=http://cezerin2/api/v1
       - AJAX_BASE_URL=http://cezerin2/ajax
     ports:
@@ -104,6 +107,8 @@ Youtube video: **Cezerin Installation Manual. Docker.**
 
   admin:
     image: cezerin2/cezerin2-admin
+    environment:
+      - LANGUAGE=ru
     ports:
       - 3002:80
     depends_on:
@@ -111,7 +116,7 @@ Youtube video: **Cezerin Installation Manual. Docker.**
     restart: always
 
   db:
-    image: mongo:3.6
+    image: mongo:3.4
     ports:
       - 27017:27017
     volumes: