diff --git a/proxy/handler.go b/proxy/handler.go
index bf57a39..c50f39a 100644
--- a/proxy/handler.go
+++ b/proxy/handler.go
@@ -253,19 +253,18 @@ func (h *ProxyHandler) sendResponse(w http.ResponseWriter, resp *http.Response,
     w.Header().Set("X-Proxied-By", "SiteProxy")
     w.Header().Set("X-Cache-Status", "MISS")
     
-    // 移除不需要的头
-    w.Header().Del("Content-Encoding")
-    w.Header().Del("Content-Length")
-    
     // 安全头
     w.Header().Set("X-Content-Type-Options", "nosniff")
     w.Header().Set("X-Frame-Options", "SAMEORIGIN")
     w.Header().Set("Referrer-Policy", "no-referrer")
     
+    // 不设置 Content-Encoding 和 Content-Length，让 Go 自动处理
+    
     w.WriteHeader(resp.StatusCode)
     w.Write(body)
 }
 
+
 func (h *ProxyHandler) serveCached(w http.ResponseWriter, entry *cache.CacheEntry) {
     for key, value := range entry.Headers {
         w.Header().Set(key, value)