diff --git a/src/views/mediaLibrary/exportPPTDialog.vue b/src/views/mediaLibrary/exportPPTDialog.vue
index 917c498..59fe8ed 100644
--- a/src/views/mediaLibrary/exportPPTDialog.vue
+++ b/src/views/mediaLibrary/exportPPTDialog.vue
@@ -124,7 +124,7 @@ const getMediaExcelPPTField = () => {
 const initExportPPT = (_tempId, _mediaIds, multipleChoseArr) => {
     exportForm.value.templateId = _tempId
     exportForm.value.mediaIds = _mediaIds
-    chosedMediaList.value = multipleChoseArr
+    chosedMediaList.value = JSON.parse(JSON.stringify(multipleChoseArr))
     getMediaExcelPPTField()
     exportOpen.value = true
 }