diff --git a/src/app/reminder-plugin/reminder.model.ts b/src/app/reminder-plugin/reminder.model.ts
index ec688ef..96210b1 100644
--- a/src/app/reminder-plugin/reminder.model.ts
+++ b/src/app/reminder-plugin/reminder.model.ts
@@ -25,6 +25,7 @@ export interface Reminder extends IEvent {
   status: ReminderStatus;
   isGroup?: object;
   diff?: number;
+  isCleared?: object;
 }
 
 export interface ReminderGroup {
diff --git a/src/app/reminder-plugin/services/reminder.service.ts b/src/app/reminder-plugin/services/reminder.service.ts
index d7bf5be..74676bb 100644
--- a/src/app/reminder-plugin/services/reminder.service.ts
+++ b/src/app/reminder-plugin/services/reminder.service.ts
@@ -125,6 +125,9 @@ export class ReminderService {
       status: reminder.status,
     };
 
+    // (un)set `isCleared` fragment to supoprt using retention rules for cleared reminders
+    event.isCleared = (reminder.status === ReminderStatus.cleared) ? {} : null;
+
     return (await this.eventService.update(event)) as IResult<Reminder>;
   }