diff --git a/core/core-frontend/src/views/about/index.vue b/core/core-frontend/src/views/about/index.vue
index a837d29507..47c3170d76 100644
--- a/core/core-frontend/src/views/about/index.vue
+++ b/core/core-frontend/src/views/about/index.vue
@@ -171,11 +171,11 @@ const update = (licKey: string) => {
       </div>
       <div class="item">
         <div class="label">{{ $t('about.serial_no') }}</div>
-        <div class="value">{{ license.serialNo }}</div>
+        <div class="value">{{ license.serialNo || '-' }}</div>
       </div>
       <div class="item">
         <div class="label">{{ $t('about.remark') }}</div>
-        <div class="value ellipsis">{{ license.remark }}</div>
+        <div class="value ellipsis">{{ license.remark || '-' }}</div>
       </div>
 
       <div v-if="isAdmin" style="margin-top: 24px" class="lic_rooter">
diff --git a/de-xpack b/de-xpack
index e4fa695a7d..0352814e63 160000
--- a/de-xpack
+++ b/de-xpack
@@ -1 +1 @@
-Subproject commit e4fa695a7d3822b1b884dbbfb10c9595626f5ae3
+Subproject commit 0352814e63af722b8811159704d36d9ca2244c0d