diff --git a/environment.sh b/environment.sh
index 564aca1..ffed7fa 100644
--- a/environment.sh
+++ b/environment.sh
@@ -8,9 +8,12 @@ fi
 export NETWORK="swarm_network_$DOMAIN"
 # 镜像仓库地址
 export REGISTRY=registry.t-aaron.com
-
 # 主机的域名后缀
-export DOMAIN_END=t-aaron.com
+if [ -z "${DOMAIN_END}" ]; then
+    export DOMAIN_END=t-aaron.com
+    echo "环境变量 DOMAIN_END 未设置，设置为默认值 ${DOMAIN_END}"
+fi
+
 export SKYWALKING_UI_DOMAIN=sky-${DOMAIN}.${DOMAIN_END}
 export CONSUL_DOMAIN=consul-${DOMAIN}.${DOMAIN_END}
 export XXLJOB_DOMAIN=xxljob-${DOMAIN}.${DOMAIN_END}