diff --git a/server/websocket/internal/handler/datatransferhandler.go b/server/websocket/internal/handler/datatransferhandler.go
index e07d3abe..9e0363eb 100644
--- a/server/websocket/internal/handler/datatransferhandler.go
+++ b/server/websocket/internal/handler/datatransferhandler.go
@@ -214,7 +214,7 @@ func (w *wsConnectItem) dealwithReciveData(data []byte) {
 		defer w.mutex.Unlock()
 		//把需要渲染的图片加进去
 		for _, v := range renderImageData {
-			key := getRenderImageMapKey(v.ProductId, v.SizeId, v.TemplateId)
+			key := w.getRenderImageMapKey(v.ProductId, v.SizeId, v.TemplateId)
 			w.renderImage[key] = struct{}{}
 		}
 	default:
@@ -223,6 +223,6 @@ func (w *wsConnectItem) dealwithReciveData(data []byte) {
 }
 
 // 获取需要渲染图片的map key
-func getRenderImageMapKey(productId, sizeId, templateId int64) string {
+func (w *wsConnectItem) getRenderImageMapKey(productId, sizeId, templateId int64) string {
 	return fmt.Sprintf("%d-%d-%d", productId, sizeId, templateId)
 }
diff --git a/server/websocket/internal/handler/rendernotifyhandler.go b/server/websocket/internal/handler/rendernotifyhandler.go
index 9c2eb28d..6dde0c3f 100644
--- a/server/websocket/internal/handler/rendernotifyhandler.go
+++ b/server/websocket/internal/handler/rendernotifyhandler.go
@@ -39,7 +39,7 @@ func setOutRenderImage(req types.RenderNotifyReq, ws wsConnectItem) {
 	ws.mutex.Lock()
 	defer ws.mutex.Unlock()
 	for _, notifyItem := range req.NotifyList {
-		renderKey := getRenderImageMapKey(notifyItem.ProductId, notifyItem.SizeId, notifyItem.TemplateId)
+		renderKey := ws.getRenderImageMapKey(notifyItem.ProductId, notifyItem.SizeId, notifyItem.TemplateId)
 		//加载并删除
 		_, ok := ws.renderImage[renderKey]
 		if !ok {