diff --git a/testbox/.env.example b/testbox/.env.example
index 1f9985c..a4ec17a 100644
--- a/testbox/.env.example
+++ b/testbox/.env.example
@@ -5,7 +5,6 @@ TESTBOX_ADMIN_DOMAIN=yumi-test-admin.haiyihy.com
 TESTBOX_ADMIN_PUBLIC_BASE_URL=https://yumi-test-admin.haiyihy.com
 TESTBOX_ADMIN_API_BASE_URL=https://yumi-test-admin.haiyihy.com/console
 TESTBOX_ADMIN_OSS_URL=
-TESTBOX_INFRA_BIND_HOST=127.0.0.1
 
 # Infra credentials. Change these before first production-like test.
 MYSQL_DATABASE=likei
diff --git a/testbox/docker-compose.infra.yml b/testbox/docker-compose.infra.yml
index a6e2b4a..f9fd418 100644
--- a/testbox/docker-compose.infra.yml
+++ b/testbox/docker-compose.infra.yml
@@ -16,7 +16,7 @@ services:
       MYSQL_PASSWORD: ${MYSQL_PASSWORD}
       TZ: Asia/Shanghai
     ports:
-      - "${TESTBOX_INFRA_BIND_HOST:-127.0.0.1}:${MYSQL_PORT:-3306}:3306"
+      - "127.0.0.1:3306:3306"
     volumes:
       - mysql-data:/var/lib/mysql
       - ./mysql/init:/docker-entrypoint-initdb.d:ro
@@ -38,7 +38,7 @@ services:
       REDIS_PASSWORD: ${REDIS_PASSWORD}
       TZ: Asia/Shanghai
     ports:
-      - "${TESTBOX_INFRA_BIND_HOST:-127.0.0.1}:${REDIS_PORT:-6379}:6379"
+      - "127.0.0.1:6379:6379"
     volumes:
       - redis-data:/data
     healthcheck: