diff --git a/compose.yaml b/compose.yaml
index 21b13e4..b4da7e4 100644
--- a/compose.yaml
+++ b/compose.yaml
@@ -1,6 +1,6 @@
 services:
   cache-proxy:
-    image: 100.64.0.2/guochao/cache-proxy:20241218
+    image: 100.64.0.2/guochao/cache-proxy:20250118
     build: .
 
     pull_policy: always
diff --git a/server.go b/server.go
index a090feb..f9723f1 100644
--- a/server.go
+++ b/server.go
@@ -19,6 +19,16 @@ import (
 
 var zeroTime time.Time
 
+var (
+	httpClient = http.Client{
+
+		// No redirect!
+		CheckRedirect: func(req *http.Request, via []*http.Request) error {
+			return http.ErrUseLastResponse
+		},
+	}
+)
+
 type StreamObject struct {
 	Headers http.Header
 	Buffer  *bytes.Buffer
@@ -302,8 +312,8 @@ func (server *Server) streamOnline(w http.ResponseWriter, r *http.Request, mtime
 
 		if response.ContentLength > 0 {
 			if memoryObject.Offset == int(response.ContentLength) && err != nil {
-				if err != io.EOF {
-					slog.With("length", memoryObject.Offset, "error", err, "upstreamIdx", selectedIdx).Debug("something happened during download. but response body is read as whole. so error is reset to nil")
+				if !(errors.Is(err, io.EOF) || errors.Is(err, io.ErrUnexpectedEOF)) {
+					slog.With("read-length", memoryObject.Offset, "content-length", response.ContentLength, "error", err, "upstreamIdx", selectedIdx).Debug("something happened during download. but response body is read as whole. so error is reset to nil")
 				}
 				err = nil
 			}
@@ -422,6 +432,9 @@ func (server *Server) fastesUpstream(r *http.Request, lastModified time.Time) (r
 			if response == nil {
 				return
 			}
+			if response.StatusCode != http.StatusOK {
+				return
+			}
 			locked := returnLock.TryLock()
 			if !locked {
 				return
@@ -487,12 +500,12 @@ func (server *Server) tryUpstream(ctx context.Context, upstreamIdx int, r *http.
 		request.Header.Set("If-Modified-Since", lastModified.Format(time.RFC1123))
 	}
 
-	for _, k := range []string{"User-Agent"} {
-		if _, exists := request.Header[k]; exists {
+	for _, k := range []string{"User-Agent", "Accept"} {
+		if _, exists := r.Header[k]; exists {
 			request.Header.Set(k, r.Header.Get(k))
 		}
 	}
-	response, err = http.DefaultClient.Do(request)
+	response, err = httpClient.Do(request)
 	if err != nil {
 		return nil, nil, err
 	}