Fix docker-compose syntax error

README.md

@@ -109,24 +109,27 @@ Access your new Mautic on `http://localhost:8080` or `http://host-ip:8080` in a
 
 Example `docker-compose.yml` for `mautic`:
 
-	mautic:
-	  image: mautic/mautic:latest
-	  links:
-	    - mauticdb:mysql
-	  ports:
-	    - 8080:80
-		volumes:
-	    - mautic_data:/var/www/html
-		environment:
-	    - MAUTIC_DB_HOST=127.0.0.1
-	    - MAUTIC_DB_USER=root
-	    - MAUTIC_DB_PASSWORD=mysecret
-	    - MAUTIC_DB_NAME=mautic
-
-	mauticdb:
-	  image: mysql:5.6
-	  environment:
-	    MYSQL_ROOT_PASSWORD=mysecret
+	version: '2'
+	services:
+	  mautic:
+	    image: mautic/mautic:latest
+	    links:
+	      - mauticdb
+	    ports:
+	      - 8080:80
+	    # Uncommend if need to persist data in host volumens or for development purposes 
+	    # volumes:      
+	    #   - mautic_data:/var/www/html
+	    environment:
+	      - MAUTIC_DB_HOST=mauticdb
+	      - MAUTIC_DB_USER=root
+	      - MAUTIC_DB_PASSWORD=mysecret
+	      - MAUTIC_DB_NAME=mautic
+
+	  mauticdb:
+	    image: mysql:5.6
+	    environment:
+	      MYSQL_ROOT_PASSWORD=mysecret
 
 Run `docker-compose up`, wait for it to initialize completely, and visit `http://localhost:8080` or `http://host-ip:8080`.