diff --git a/docker-compose.yml b/docker-compose.yml
index 158fe5a..7d803e5 100755
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -23,10 +23,10 @@ services:
     depends_on:
       - hub
     environment:
-      HUB_PORT_4444_TCP_ADDR: hub
-      HUB_PORT_4444_TCP_PORT: 4444
-      NODE_MAX_SESSION: 2
-      NODE_MAX_INSTANCES: 10
+      SE_EVENT_BUS_HOST: hub
+      SE_EVENT_BUS_PUBLISH_PORT: 4442
+      SE_EVENT_BUS_SUBSCRIBE_PORT: 4443
+      SE_NODE_MAX_SESSIONS: ${CPU_CORES:-2}
     volumes:
       - /dev/shm:/dev/shm
     ports: