diff --git a/server/websocket/internal/logic/ws_render_image.go b/server/websocket/internal/logic/ws_render_image.go
index 3d9ad20a..4f17c851 100644
--- a/server/websocket/internal/logic/ws_render_image.go
+++ b/server/websocket/internal/logic/ws_render_image.go
@@ -21,7 +21,7 @@ import (
 
 var (
 	//每个websocket渲染任务缓冲队列长度默认值
-	renderChanLen = 200
+	renderChanLen = 500
 )
 
 // 渲染处理器