diff --git a/backend/src/services/curveClient.js b/backend/src/services/curveClient.js
index 93e75b1..11fd256 100644
--- a/backend/src/services/curveClient.js
+++ b/backend/src/services/curveClient.js
@@ -84,10 +84,10 @@ async function fetchAndValidateCurve(brand, name, form, timeout = 20000) {
   if (!brand || !name) return [false, '品牌名称或型号名称为空'];
 
   const target = curveTargetForForm(form);
-  if (!target) return [false, '佩戴方式须为入耳式(in-ear)或头戴式(over-ear)才能校验曲线'];
+  if (!target) return [false, '佩戴方式须为入耳式(in-ear)或头戴式(over-ear)才能校验曲线!'];
 
-  const params = new URLSearchParams({ brand, name, target });
-  const url = `${LUXSIN_CURVE_API_BASE}?${params.toString()}`;
+  const qs = `brand=${encodeURIComponent(brand)}&name=${encodeURIComponent(name)}&target=${encodeURIComponent(target)}`;
+  const url = `${LUXSIN_CURVE_API_BASE}?${qs}`;
 
   logger.info(`getCurve request: brand=${brand}, name=${name}, form=${form}, target=${target}, url=${url}`);
 
diff --git a/scripts/upload.sh b/scripts/upload.sh
index fe356c2..08042e2 100755
--- a/scripts/upload.sh
+++ b/scripts/upload.sh
@@ -102,6 +102,8 @@ upload_path() {
 
   if [[ -d "$local_full" ]]; then
     info "上传目录: ${rel_path}/ → ${SERVER}:${remote_path}/"
+    # 先删除远程同名目录，避免 scp 将目录嵌套到已有目录内
+    ssh $SSH_OPTS "$SERVER" "rm -rf '${remote_path}'"
     scp $SCP_OPTS -r "$local_full" "${SERVER}:${remote_path}"
   else
     info "上传文件: ${rel_path} → ${SERVER}:${remote_path}"