diff --git a/server/websocket/internal/logic/datatransferlogic.go b/server/websocket/internal/logic/datatransferlogic.go
index b0961617..b67eaa80 100644
--- a/server/websocket/internal/logic/datatransferlogic.go
+++ b/server/websocket/internal/logic/datatransferlogic.go
@@ -42,6 +42,7 @@ var (
 	}
 	//升级websocket
 	upgrade = websocket.Upgrader{
+		ReadBufferSize: 1024 * 10, //最大可读取大小 10M
 		//握手超时时间15s
 		HandshakeTimeout: time.Second * 15,
 		//允许跨域