diff --git a/jero-web/src/views/modules/oss/OSSFileList.vue b/jero-web/src/views/modules/oss/OSSFileList.vue
index 82cbd2ce..8d190bff 100644
--- a/jero-web/src/views/modules/oss/OSSFileList.vue
+++ b/jero-web/src/views/modules/oss/OSSFileList.vue
@@ -129,7 +129,7 @@ export default {
   },
   methods: {
     beforeUpload (file) {
-      var fileType = file.type
+      const fileType = file.type
       if (fileType === 'image') {
         if (fileType.indexOf('image') < 0) {
           this.$message.warning('请上传图片')
@@ -157,7 +157,7 @@ export default {
       }
     },
     ossDelete (id) {
-      var that = this
+      const that = this
       that.$confirm({
         title: '确认删除',
         content: '是否删除选中文件?',
@@ -168,7 +168,7 @@ export default {
     },
     handlePreview (record) {
       if (record && record.url) {
-        var fileFullUrl = `${window._CONFIG.domianWebSocketURL}/sys/common/download/${record.id}?token=${Vue.ls.get(ACCESS_TOKEN)}&fullfilename=${record.fileName}`
+        const fileFullUrl = `${window._CONFIG.domianWebSocketURL}/sys/common/download/${record.id}?token=${Vue.ls.get(ACCESS_TOKEN)}&fullfilename=${record.fileName}`
         const url = `${window._CONFIG.onlinePreviewDomainURL}?url=${encodeURIComponent(Base64.encode(fileFullUrl))}`
         window.open(url)
       }