diff --git a/vetti-common/src/main/java/com/vetti/common/ai/whisper/WhisperClient.java b/vetti-common/src/main/java/com/vetti/common/ai/whisper/WhisperClient.java
index 4cfafd7..4d993fd 100644
--- a/vetti-common/src/main/java/com/vetti/common/ai/whisper/WhisperClient.java
+++ b/vetti-common/src/main/java/com/vetti/common/ai/whisper/WhisperClient.java
@@ -46,7 +46,7 @@ public class WhisperClient {
                 .setType(MultipartBody.FORM)
                 .addFormDataPart("model", MODEL)
                 .addFormDataPart("file", audioFile.getName(),
-                        RequestBody.create(audioFile, MediaType.parse("audio/*")));
+                        RequestBody.create(audioFile, MediaType.parse("audio/webm")));
         // 添加可选参数
         if (options != null) {
             for (Map.Entry<String, String> entry : options.entrySet()) {
@@ -69,8 +69,6 @@ public class WhisperClient {
                                 ", 详情: " + responseBody
                 );
             }
-            // 解析JSON响应
-            JSONObject json = new JSONObject(responseBody);
             return responseBody;
         }
     }