diff --git a/core/core-frontend/src/views/visualized/data/dataset/form/AddSql.vue b/core/core-frontend/src/views/visualized/data/dataset/form/AddSql.vue
index 1af243441f..5c1874baaf 100644
--- a/core/core-frontend/src/views/visualized/data/dataset/form/AddSql.vue
+++ b/core/core-frontend/src/views/visualized/data/dataset/form/AddSql.vue
@@ -897,7 +897,7 @@ const mousedownDrag = () => {
               {{ t('system.system_built_in_variable') }}
             </div>
             <div
-              class="variable-item"
+              class="variable-item flex-align-center"
               @click="insertFieldToCodeMirror(`[${fieldForm.name}]`)"
               v-for="fieldForm in builtInList"
               :key="fieldForm.id"