diff --git a/jero-web/src/views/otamanagement/vehicleinformation/components/beupgradedonline.vue b/jero-web/src/views/otamanagement/vehicleinformation/components/beupgradedonline.vue
index 4149a596b..df3be5491 100644
--- a/jero-web/src/views/otamanagement/vehicleinformation/components/beupgradedonline.vue
+++ b/jero-web/src/views/otamanagement/vehicleinformation/components/beupgradedonline.vue
@@ -22,7 +22,7 @@
       style="margin-bottom: 20px"
     >
      <span slot="functionname" slot-scope="text,record">
-          <a-input :placeholder="$t('pleaseEnter')" v-model="record.gnmc" :max-length="500"></a-input>
+          <a-input :placeholder="$t('pleaseEnter')" v-model="record.gnmc" :max-length="50"></a-input>
       </span>
       <!--      配置情况-->
       <span slot="configuration" slot-scope="text,record" >
diff --git a/jero-web/src/views/otamanagement/vehicleinformation/components/upgradedonline.vue b/jero-web/src/views/otamanagement/vehicleinformation/components/upgradedonline.vue
index 2ea022b96..888fd051c 100644
--- a/jero-web/src/views/otamanagement/vehicleinformation/components/upgradedonline.vue
+++ b/jero-web/src/views/otamanagement/vehicleinformation/components/upgradedonline.vue
@@ -21,7 +21,7 @@
       style="margin-bottom: 20px"
     >
     <span slot="sys" slot-scope="text,record">
-          <a-input :placeholder="$t('pleaseEnter')" v-model="record.xtlb" :max-length="500"></a-input>
+          <a-input :placeholder="$t('pleaseEnter')" v-model="record.xtlb" :max-length="50"></a-input>
       </span>
 <!--      可升级-->
       <span slot="systemclass" slot-scope="text,record">