diff --git a/jero-web/src/views/otamanagement/otaAuthentication/components/historyTable.vue b/jero-web/src/views/otamanagement/otaAuthentication/components/historyTable.vue
index 5ba903e9d..c519416d3 100644
--- a/jero-web/src/views/otamanagement/otaAuthentication/components/historyTable.vue
+++ b/jero-web/src/views/otamanagement/otaAuthentication/components/historyTable.vue
@@ -17,7 +17,7 @@
        </span>
   <span slot="detailText" slot-scope="text,record">
               <span class="text" :title="text">
-               {{text && text.length > 30?text.slice(0,29)+'...':text}}
+               {{text && text.length > 38?text.slice(0,37)+'...':text}}
               </span>
         </span>
   </a-table>