diff --git a/talkhpb/docker-compose.yml b/talkhpb/docker-compose.yml
index eb611a2..e827f79 100644
--- a/talkhpb/docker-compose.yml
+++ b/talkhpb/docker-compose.yml
@@ -7,7 +7,7 @@ services:
       - 3478:3478/udp
       - 8181:8081/tcp
     environment:
-      - NC_DOMAIN=${CLOUD_DOMAIN}
+      - NC_DOMAIN=${NC_DOMAIN}
       - TALK_HOST=${SIGNAL_DOMAIN}
       - TURN_SECRET=${TURN_SECRET} #this must be a long secretpasswordkey
       - SIGNALING_SECRET=${SIGNALING_SECRET} #this must be a long secretpasswordkey