diff --git a/jero-web/src/views/documentTool/documentComparison/DocumentDataComparison.vue b/jero-web/src/views/documentTool/documentComparison/DocumentDataComparison.vue
index 8564e8f..3f4da0b 100644
--- a/jero-web/src/views/documentTool/documentComparison/DocumentDataComparison.vue
+++ b/jero-web/src/views/documentTool/documentComparison/DocumentDataComparison.vue
@@ -459,7 +459,7 @@ export default {
     },
     handleExportXls () {
       const fileName = '全文比对信息'
-      const fileSuffix = '.xlsx'
+      const fileSuffix = '.xls'
       const param = {}
       param.id = this.$route.query.id
       param.exportName = fileName + fileSuffix