diff --git a/src/views/bpm/model/form/ExtraSettings.vue b/src/views/bpm/model/form/ExtraSettings.vue
index d2e6d2cc..43f60184 100644
--- a/src/views/bpm/model/form/ExtraSettings.vue
+++ b/src/views/bpm/model/form/ExtraSettings.vue
@@ -86,7 +86,7 @@ const modelData = defineModel<any>()
 
 const timeOptions = ref([
   {
-    value: 'NULL', // TODO @lesan：用 '' 会好会更好一点哈。
+    value: '',
     label: '无'
   },
   {