diff --git a/web/client/src/sections/patrolManage/components/planModal.js b/web/client/src/sections/patrolManage/components/planModal.js
index 50ee0e7..1600469 100644
--- a/web/client/src/sections/patrolManage/components/planModal.js
+++ b/web/client/src/sections/patrolManage/components/planModal.js
@@ -52,7 +52,10 @@ const PlanModal = ({ visible, onCreate, onCancel, dispatch, userLoading, userLis
     }, [structureList])
 
     const selectAfter = (
-        <Select defaultValue="次/天" onChange={value => setUnit(value)}>
+        <Select 
+            defaultValue={curRecord?.frequency ? curRecord.frequency.substring(curRecord.frequency.length - 3, curRecord.frequency.length) : "次/天"} 
+            onChange={value => setUnit(value)}
+        >
             <Option value="次/天">次/天</Option>
             <Option value="次/周">次/周</Option>
             <Option value="次/月">次/月</Option>