diff --git a/lib/talk/starChart/star_chart_manage.dart b/lib/talk/starChart/star_chart_manage.dart
index 91617794..5a519195 100644
--- a/lib/talk/starChart/star_chart_manage.dart
+++ b/lib/talk/starChart/star_chart_manage.dart
@@ -112,7 +112,7 @@ class StartChartManage {
 
   // 默认通话的期望数据格式
   TalkExpectReq _defaultTalkExpect = TalkExpectReq(
-    videoType: [VideoTypeE.H264],
+    videoType: [VideoTypeE.IMAGE],
     audioType: [AudioTypeE.G711],
   );
 
@@ -1119,7 +1119,7 @@ class StartChartManage {
 
   void reSetDefaultTalkExpect() {
     _defaultTalkExpect = TalkExpectReq(
-      videoType: [VideoTypeE.H264],
+      videoType: [VideoTypeE.IMAGE],
       audioType: [AudioTypeE.G711],
     );
   }