docker-compose.yml in gridium-1.1.4 vs docker-compose.yml in gridium-1.1.6

@@ -14,10 +14,10 @@
       - HUB_PORT_4444_TCP_ADDR=hub
       - HUB_PORT_4444_TCP_PORT=4444
       - no_proxy=localhost
       - HUB_ENV_no_proxy=localhost
     ports:
-      - "5900"
+      - "5900:5900"
   mustadio:
     image: yetanotherlucas/mustadio
     ports:
       - "3000"
   the-internet: