diff --git a/libs/common/src/modules/device-status-log/entities/device-status-log.entity.ts b/libs/common/src/modules/device-status-log/entities/device-status-log.entity.ts
index 3b55e31..07fc8d2 100644
--- a/libs/common/src/modules/device-status-log/entities/device-status-log.entity.ts
+++ b/libs/common/src/modules/device-status-log/entities/device-status-log.entity.ts
@@ -2,7 +2,7 @@ import { SourceType } from '@app/common/constants/source-type.enum';
 import { Entity, Column, PrimaryColumn, Unique } from 'typeorm';
 
 @Entity('device-status-log')
-@Unique('event_time_idx', ['eventTime', 'deviceId'])
+@Unique('event_time_idx', ['eventTime', 'deviceId', 'code', 'value'])
 export class DeviceStatusLogEntity {
   @PrimaryColumn({ type: 'int', generated: true, unsigned: true })
   id: number;