diff --git a/apps/web/src/components/voice/CloneModal/hooks/useAudioRecorder.ts b/apps/web/src/components/voice/CloneModal/hooks/useAudioRecorder.ts
index 54a32b4ea..44620f563 100644
--- a/apps/web/src/components/voice/CloneModal/hooks/useAudioRecorder.ts
+++ b/apps/web/src/components/voice/CloneModal/hooks/useAudioRecorder.ts
@@ -62,7 +62,9 @@ export const useAudioRecorder = (onError?: (msg: string) => void) => {
       }
 
       mediaRecorder.onstop = () => {
-        const blob = new Blob(audioChunksRef.current, { type: "audio/webm" })
+        // 使用浏览器实际生成的 MIME 类型，避免跨浏览器兼容性问题
+        const mimeType = mediaRecorder.mimeType || "audio/webm"
+        const blob = new Blob(audioChunksRef.current, { type: mimeType })
         setRecordedBlob(blob)
         // 停止音轨
         stream.getTracks().forEach((track) => track.stop())