diff --git a/backend/internal/repository/http_upstream.go b/backend/internal/repository/http_upstream.go
index 9e9f4e6e..509e1492 100644
--- a/backend/internal/repository/http_upstream.go
+++ b/backend/internal/repository/http_upstream.go
@@ -124,11 +124,6 @@ func NewHTTPUpstream(cfg *config.Config) service.HTTPUpstream {
 //   - 调用方必须关闭 resp.Body，否则会导致 inFlight 计数泄漏
 //   - inFlight > 0 的客户端不会被淘汰，确保活跃请求不被中断
 func (s *httpUpstreamService) Do(req *http.Request, proxyURL string, accountID int64, accountConcurrency int) (*http.Response, error) {
-	// Node.js TLS 代理：所有 HTTPS 上游请求走 Node.js 代理
-	if s.isNodeTLSProxyEnabled() && req != nil && req.URL != nil && req.URL.Scheme == "https" {
-		return s.doViaNodeTLSProxy(req, accountID, accountConcurrency)
-	}
-
 	if err := s.validateRequestHost(req); err != nil {
 		return nil, err
 	}