diff --git a/internal/cache/manager.go b/internal/cache/manager.go
index 5c40e36..05c423b 100644
--- a/internal/cache/manager.go
+++ b/internal/cache/manager.go
@@ -230,7 +230,11 @@ func (cm *CacheManager) Put(key CacheKey, resp *http.Response, body []byte) (*Ca
 	}
 
 	cm.items.Store(key, item)
-	log.Printf("[Cache] NEW %s %s (%s) from %s", resp.Request.Method, key.URL, formatBytes(item.Size), utils.GetRequestSource(resp.Request))
+	method := "GET"
+	if resp.Request != nil {
+		method = resp.Request.Method
+	}
+	log.Printf("[Cache] NEW %s %s (%s) from %s", method, key.URL, formatBytes(item.Size), utils.GetRequestSource(resp.Request))
 	return item, nil
 }
 
diff --git a/internal/utils/utils.go b/internal/utils/utils.go
index 982293d..9f8e4dc 100644
--- a/internal/utils/utils.go
+++ b/internal/utils/utils.go
@@ -94,6 +94,9 @@ func GenerateRequestID() string {
 
 // 获取请求来源
 func GetRequestSource(r *http.Request) string {
+	if r == nil {
+		return ""
+	}
 	referer := r.Header.Get("Referer")
 	if referer != "" {
 		return fmt.Sprintf(" (from: %s)", referer)