diff --git a/deploy/zd-host.sh b/deploy/zd-host.sh
index aa770e2..2171e03 100644
--- a/deploy/zd-host.sh
+++ b/deploy/zd-host.sh
@@ -136,6 +136,15 @@ CODE=$(curl -s -o /dev/null -w '%{http_code}' -m 8 -H 'Host: dashy.example.com'
 [ "$CODE" = "302" ] || { echo "!! HTTP 入口应 302 跳转，实际 $CODE" >&2; false; }
 echo "  入口自检通过（3080/3081）"
 
+# 让容器按当前路由表重新生成一次网关配置：镜像里的门户模板/错误页可能已更新，
+# 而线上 gateway.conf 是上一次生成的（本轮真实事故：门户页占位符裸露）。
+ADMIN_TOK=$(grep '^NAVI_ADMIN_TOKEN=' "/tmp/navi-host-${STAMP}.env" | cut -d= -f2- || true)
+if [ -n "$ADMIN_TOK" ]; then
+  APPLY=$(curl -s -X POST -H "Authorization: Bearer $ADMIN_TOK" http://127.0.0.1:3005/api/gateway/apply || true)
+  echo "  已重新生成网关配置: ${APPLY}"
+  case "$APPLY" in *applied*) ;; *) echo "!! 网关配置重新生成失败" >&2; false ;; esac
+fi
+
 HIST=$(curl -s "http://127.0.0.1:18080/admin/api/history" | grep -o '"url"' | wc -l)
 echo "  历史条数 ${HIST}（同步接口只累加不删除；与切换前对比由人工确认）"