diff --git a/src/routes/events.ts b/src/routes/events.ts
index 7e09c1e..49db200 100644
--- a/src/routes/events.ts
+++ b/src/routes/events.ts
@@ -244,6 +244,57 @@ router.put(
       args.push(data.is_holiday ? 1 : 0);
     }
 
+    // 检查是否是完成循环提醒
+    let newEventCreated = false;
+    if (data.is_completed === true && data.repeat_type !== 'none') {
+      // 获取当前事件的详细信息用于创建新提醒
+      const currentEvent = existing.rows[0] as EventRow;
+      if (currentEvent) {
+        // 计算下一个提醒日期
+        const currentDate = new Date(currentEvent.date);
+        let nextDate: Date;
+
+        switch (currentEvent.repeat_type) {
+          case 'daily':
+            nextDate = new Date(currentDate);
+            nextDate.setDate(nextDate.getDate() + 1);
+            break;
+          case 'weekly':
+            nextDate = new Date(currentDate);
+            nextDate.setDate(nextDate.getDate() + 7 * (currentEvent.repeat_interval || 1));
+            break;
+          case 'monthly':
+            nextDate = new Date(currentDate);
+            nextDate.setMonth(nextDate.getMonth() + 1);
+            break;
+          case 'yearly':
+            nextDate = new Date(currentDate);
+            nextDate.setFullYear(nextDate.getFullYear() + 1);
+            break;
+          default:
+            nextDate = currentDate;
+        }
+
+        // 创建新的提醒事件
+        const newEventId = crypto.randomUUID();
+        const newDateValue = nextDate.toISOString();
+        // 新的 reminder_times 应该是原日期，用于下一次完成时再次创建
+        // reminder_times 在数据库中是 JSON 字符串
+        let reminderTimesValue = currentEvent.reminder_times;
+        if (!reminderTimesValue) {
+          reminderTimesValue = JSON.stringify([currentEvent.date]);
+        }
+
+        await db.execute({
+          sql: `INSERT INTO events (id, user_id, type, title, content, date, is_lunar, repeat_type, repeat_interval, next_reminder_date, is_holiday, is_completed, priority, reminder_times, created_at, updated_at)
+                VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, 0, ?, ?, datetime('now'), datetime('now'))`,
+          args: [newEventId, req.user!.userId, currentEvent.type, currentEvent.title, currentEvent.content, newDateValue, currentEvent.is_lunar, currentEvent.repeat_type, currentEvent.repeat_interval, currentEvent.next_reminder_date, currentEvent.is_holiday, currentEvent.priority, reminderTimesValue],
+        });
+        newEventCreated = true;
+        console.log('[Complete Repeat] Created new reminder:', newEventId, 'date:', newDateValue);
+      }
+    }
+
     if (data.is_completed !== undefined) {
       updates.push('is_completed = ?');
       args.push(data.is_completed ? 1 : 0);