diff --git a/infra/deploy/launch.sh b/infra/deploy/launch.sh
index f4d021d..3014030 100755
--- a/infra/deploy/launch.sh
+++ b/infra/deploy/launch.sh
@@ -6,7 +6,8 @@ set -eu
 DRY=1
 [ "${1:-}" = "--exec" ] && DRY=0
 NGINX_DEFAULT=/etc/nginx/sites-available/default
-STAGING="$HOME/docker_apps/blog/www-staging"
+# sudo 下 $HOME=/root：路径必须写死用户绝对路径，不能用 $HOME
+STAGING="/home/wait4x/docker_apps/blog/www-staging"
 TS=$(date +%Y%m%d-%H%M%S)
 
 # 目标：wait4x.online server 块内 location / 的 proxy_pass 换为静态 root。
@@ -35,7 +36,9 @@ path = sys.argv[1]
 s = open(path, encoding="utf-8").read()
 lines = s.splitlines(keepends=True)
 start = next(i for i, l in enumerate(lines) if "server_name wait4x.online;" in l)
-depth = 0
+# server{ 开栏在 server_name 之前——从这行起算时已身处一层花括号内，
+# 深度须从 1 起算（0 起算会在下一行误判块闭合，切片只剩一行）
+depth = 1
 for i in range(start, len(lines)):
     depth += lines[i].count("{") - lines[i].count("}")
     if i > start and depth == 0: