diff --git a/packages/dm-core-plugins/src/job/CronJob.tsx b/packages/dm-core-plugins/src/job/CronJob.tsx
index d1cac6d03..e3859f5f2 100644
--- a/packages/dm-core-plugins/src/job/CronJob.tsx
+++ b/packages/dm-core-plugins/src/job/CronJob.tsx
@@ -90,7 +90,7 @@ export function ConfigureSchedule(props: {
       />
       <InputWrapper>
         {showAdvanced ? (
-          <div className={'flex-col'}>
+          <div>
             <TextField
               style={{ maxWidth: '400px' }}
               unit='cron'