diff --git a/funasr/bin/vad_inference.py b/funasr/bin/vad_inference.py
index aaa38b3fe..2945c94ae 100644
--- a/funasr/bin/vad_inference.py
+++ b/funasr/bin/vad_inference.py
@@ -266,7 +266,7 @@ def inference_modelscope(
             # do vad segment
             _, results = speech2vadsegment(**batch)
             for i, _ in enumerate(keys):
-                results[i] = json.dumps(results[i])
+                # results[i] = json.dumps(results[i])
                 item = {'key': keys[i], 'value': results[i]}
                 vad_results.append(item)
                 if writer is not None:
diff --git a/funasr/bin/vad_inference_online.py b/funasr/bin/vad_inference_online.py
index d18488ed0..bc1e15b22 100644
--- a/funasr/bin/vad_inference_online.py
+++ b/funasr/bin/vad_inference_online.py
@@ -237,7 +237,7 @@ def inference_modelscope(
             if results:
                 for i, _ in enumerate(keys):
                     if results[i]:
-                        results[i] = json.dumps(results[i])
+                        # results[i] = json.dumps(results[i])
                         item = {'key': keys[i], 'value': results[i]}
                         vad_results.append(item)
                         if writer is not None: