diff --git a/api-v3/src/survey-planning/dto/assign-survey-target.dto.ts b/api-v3/src/survey-planning/dto/assign-survey-target.dto.ts
deleted file mode 100644
index 84bf835..0000000
--- a/api-v3/src/survey-planning/dto/assign-survey-target.dto.ts
+++ /dev/null
@@ -1,7 +0,0 @@
-import { IsOptional, IsUUID } from 'class-validator';
-
-export class AssignSurveyTargetDto {
-  @IsOptional()
-  @IsUUID('4')
-  assignedUserId!: string | null;
-}