diff --git a/backend/services/mining-admin-service/src/api/dto/version/upload-version.dto.ts b/backend/services/mining-admin-service/src/api/dto/version/upload-version.dto.ts
index 17ac2051..77e96cfe 100644
--- a/backend/services/mining-admin-service/src/api/dto/version/upload-version.dto.ts
+++ b/backend/services/mining-admin-service/src/api/dto/version/upload-version.dto.ts
@@ -26,9 +26,10 @@ export class UploadVersionDto {
   @IsString()
   buildNumber?: string
 
-  @ApiProperty({ description: '更新日志' })
+  @ApiPropertyOptional({ description: '更新日志' })
+  @IsOptional()
   @IsString()
-  changelog: string
+  changelog?: string
 
   @ApiProperty({ description: '是否强制更新', default: false })
   @Transform(({ value }) => value === 'true' || value === true)