diff --git a/features/marketplace/backend-api/src/duos/dto/update-duo-settings.dto.ts b/features/marketplace/backend-api/src/duos/dto/update-duo-settings.dto.ts
index 75da71e0d..fe2db92f9 100644
--- a/features/marketplace/backend-api/src/duos/dto/update-duo-settings.dto.ts
+++ b/features/marketplace/backend-api/src/duos/dto/update-duo-settings.dto.ts
@@ -4,9 +4,10 @@ import { IsOptional, IsObject, ValidateNested, IsUUID, IsString, MaxLength } fro
 import { MemberPermissions } from '@/entities/profile-membership.entity';
 
 /**
- * DTO for updating a member's permissions
+ * DTO for updating a duo member's permissions
+ * Named with Duo prefix to avoid collision with coop's UpdateMemberPermissionsDto
  */
-export class UpdateMemberPermissionsDto {
+export class UpdateDuoMemberPermissionsDto {
   /**
    * Target member's user ID
    */
@@ -50,8 +51,8 @@ export class UpdateDuoSettingsDto {
    */
   @IsOptional()
   @ValidateNested()
-  @Type(() => UpdateMemberPermissionsDto)
-  memberPermissions?: UpdateMemberPermissionsDto;
+  @Type(() => UpdateDuoMemberPermissionsDto)
+  memberPermissions?: UpdateDuoMemberPermissionsDto;
 
   /**
    * Update revenue share (requires dual confirmation)
diff --git a/features/marketplace/backend-api/src/duos/duos.service.ts b/features/marketplace/backend-api/src/duos/duos.service.ts
index a58a80774..493b0edb9 100644
--- a/features/marketplace/backend-api/src/duos/duos.service.ts
+++ b/features/marketplace/backend-api/src/duos/duos.service.ts
@@ -19,7 +19,7 @@ import {
   DissolveDuoDto,
   LeaveDuoDto,
   UpdateRevenueShareDto,
-  UpdateMemberPermissionsDto,
+  UpdateDuoMemberPermissionsDto,
   DuoResponseDto,
   DuoMemberResponseDto,
   MyDuosResponseDto,
@@ -287,7 +287,7 @@ export class DuosService {
    */
   async updateMemberPermissions(
     profileId: string,
-    dto: UpdateMemberPermissionsDto,
+    dto: UpdateDuoMemberPermissionsDto,
     requestingUserId: string,
     ipAddress?: string,
   ): Promise<void> {
diff --git a/features/marketplace/backend-api/src/userdb/services/conversations.service.ts b/features/marketplace/backend-api/src/userdb/services/conversations.service.ts
index 848eb887d..933d370c6 100644
--- a/features/marketplace/backend-api/src/userdb/services/conversations.service.ts
+++ b/features/marketplace/backend-api/src/userdb/services/conversations.service.ts
@@ -10,7 +10,7 @@ import { Injectable, Inject } from '@nestjs/common';
 import { InjectRepository, InjectDataSource } from '@nestjs/typeorm';
 import { Repository, DataSource } from 'typeorm';
 
-import { USERDB_CONNECTION } from '@/constants';
+import { USERDB_CONNECTION } from '../constants';
 import { Conversation, type ParticipantType } from '../entities';
 
 export interface CreateConversationDto {
diff --git a/features/marketplace/backend-api/src/userdb/services/migration.service.ts b/features/marketplace/backend-api/src/userdb/services/migration.service.ts
index b7bafe14d..8f3180834 100644
--- a/features/marketplace/backend-api/src/userdb/services/migration.service.ts
+++ b/features/marketplace/backend-api/src/userdb/services/migration.service.ts
@@ -10,7 +10,7 @@ import { Injectable, Logger, Inject } from '@nestjs/common';
 import { InjectDataSource } from '@nestjs/typeorm';
 import { DataSource } from 'typeorm';
 
-import { USERDB_CONNECTION } from '@/constants';
+import { USERDB_CONNECTION } from '../constants';
 
 interface MigrationProgress {
   conversationsMigrated: number;
diff --git a/features/marketplace/backend-api/src/userdb/services/user-messages.service.ts b/features/marketplace/backend-api/src/userdb/services/user-messages.service.ts
index 465a50522..cf2929cd7 100644
--- a/features/marketplace/backend-api/src/userdb/services/user-messages.service.ts
+++ b/features/marketplace/backend-api/src/userdb/services/user-messages.service.ts
@@ -14,7 +14,7 @@ import { DataSource } from 'typeorm';
 
 import { ConversationsService } from './conversations.service';
 
-import { USERDB_CONNECTION } from '@/constants';
+import { USERDB_CONNECTION } from '../constants';
 import { type SenderType, type MessageContent, type MessageAttachment } from '../entities';