diff --git a/src/models/CheckIn.ts b/src/models/CheckIn.ts
index 2067cde..525fc21 100644
--- a/src/models/CheckIn.ts
+++ b/src/models/CheckIn.ts
@@ -30,6 +30,9 @@ export class CheckInClass extends BaseModule {
   // 连签天数
   @prop({ default: 1 })
   public count: number
+  // 最大连签天数
+  @prop({ default: 1 })
+  public maxSeq: number
   @prop({ default: 1 })
   public total: number
   @prop()
@@ -45,6 +48,7 @@ export class CheckInClass extends BaseModule {
     }
     const total = await CheckIn.countDocuments({ from: event.from })
     event.total = total + 1
+    event.maxSeq = Math.max(event.count, event.maxSeq || 1)
     try {
       await CheckIn.insertOrUpdate({ from: event.from, dateTag: event.dateTag }, event)
     } catch (err) {