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 595db05..b40c393 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
@@ -1,16 +1,16 @@
 import { SourceType } from '@app/common/constants/source-type.enum';
-import { Entity, Column, Unique, PrimaryGeneratedColumn } from 'typeorm';
+import { Entity, Column, PrimaryColumn, Unique } from 'typeorm';
 
 @Entity('device-status-log')
-@Unique('device_event_time_unique', ['deviceId', 'eventTime'])
+@Unique('event_time_idx', ['eventTime'])
 export class DeviceStatusLogEntity {
-  @PrimaryGeneratedColumn()
+  @Column({ type: 'int', generated: true, unsigned: true })
   id: number;
 
   @Column({ type: 'text' })
   eventId: string;
 
-  @Column({ type: 'timestamptz' })
+  @PrimaryColumn({ type: 'timestamptz' })
   eventTime: Date;
 
   @Column({