diff --git a/src/views/purchase/cert/supCertAddDialog.vue b/src/views/purchase/cert/supCertAddDialog.vue
index 4044c7f..67740c7 100644
--- a/src/views/purchase/cert/supCertAddDialog.vue
+++ b/src/views/purchase/cert/supCertAddDialog.vue
@@ -15,7 +15,7 @@
           </el-col>
           <el-col :span="8">
             <el-form-item prop="name">
-              <el-input v-model="formData.name" auto-complete="off" :disabled="formData.auditStatus == 1"></el-input>
+              <el-input v-model="formData.name" auto-complete="off" :disabled="formData.auditStatus == 1" :maxlength="30"></el-input>
             </el-form-item>
           </el-col>