diff --git a/jero-web/src/views/projectManagement/components/certificationList/components/addCodeNumber.vue b/jero-web/src/views/projectManagement/components/certificationList/components/addCodeNumber.vue
index bc56236c8..7fecfbea3 100644
--- a/jero-web/src/views/projectManagement/components/certificationList/components/addCodeNumber.vue
+++ b/jero-web/src/views/projectManagement/components/certificationList/components/addCodeNumber.vue
@@ -66,7 +66,7 @@
             :scroll="{x: '100%',y:'calc(100vh - 300px)'}"
             :data-source="dataList"
             :pagination="false"
-            :row-selection="{ selectedRowKeys: selectedRowKeys, onChange: onSelectChange ,columnTitle:' ' , type:'radio'}"
+            :row-selection="{ selectedRowKeys: selectedRowKeys, onChange: onSelectChange ,columnTitle:' '}"
             :loading="loading">
           </a-table>
         </div>
@@ -204,7 +204,13 @@
       },
       onSelectChange(value, row) {
         this.selectedRowKeys = value
+        if (this.selectedRowKeys.length > 1) {
+          this.selectedRowKeys.shift()
+        }
         this.selectedRowList = row
+        if (this.selectedRowList.length > 1) {
+          this.selectedRowList.shift()
+        }
       },
       handleSubmit() {
         if (this.selectedRowKeys && this.selectedRowKeys.length > 0) {