diff --git a/frontend/domain/models/upload/catalogRepository.ts b/frontend/domain/models/upload/catalogRepository.ts
deleted file mode 100644
index c39724d5..00000000
--- a/frontend/domain/models/upload/catalogRepository.ts
+++ /dev/null
@@ -1,5 +0,0 @@
-import { Catalog } from './catalog'
-
-export interface CatalogRepository {
-  list(projectId: string): Promise<Catalog[]>
-}
diff --git a/frontend/pages/projects/_id/dataset/import.vue b/frontend/pages/projects/_id/dataset/import.vue
index 346e0682..c3ce2279 100644
--- a/frontend/pages/projects/_id/dataset/import.vue
+++ b/frontend/pages/projects/_id/dataset/import.vue
@@ -210,7 +210,7 @@ export default {
   },
 
   async created() {
-    this.catalog = await this.$services.catalog.list(this.$route.params.id)
+    this.catalog = await this.$repositories.catalog.list(this.$route.params.id)
     this.pollData()
   },
 
diff --git a/frontend/plugins/services.ts b/frontend/plugins/services.ts
index 2b70e910..2b5586f2 100644
--- a/frontend/plugins/services.ts
+++ b/frontend/plugins/services.ts
@@ -15,7 +15,6 @@ import { SegmentationApplicationService } from '@/services/application/tasks/seg
 import { Seq2seqApplicationService } from '@/services/application/tasks/seq2seq/seq2seqApplicationService'
 import { SequenceLabelingApplicationService } from '@/services/application/tasks/sequenceLabeling/sequenceLabelingApplicationService'
 import { TextClassificationService } from '@/services/application/tasks/textClassification/textClassificationApplicationService'
-import { CatalogApplicationService } from '@/services/application/upload/catalogApplicationService'
 import { ParseApplicationService } from '@/services/application/upload/parseApplicationService'
 
 export interface Services {
@@ -31,7 +30,6 @@ export interface Services {
   seq2seq: Seq2seqApplicationService
   option: OptionApplicationService
   config: ConfigApplicationService
-  catalog: CatalogApplicationService
   parse: ParseApplicationService
   downloadFormat: DownloadFormatApplicationService
   download: DownloadApplicationService
@@ -63,7 +61,6 @@ const plugin: Plugin = (_, inject) => {
     seq2seq: new Seq2seqApplicationService(repositories.textLabel),
     option: new OptionApplicationService(repositories.option),
     config: new ConfigApplicationService(repositories.config),
-    catalog: new CatalogApplicationService(repositories.catalog),
     parse: new ParseApplicationService(repositories.parse),
     downloadFormat: new DownloadFormatApplicationService(repositories.downloadFormat),
     download: new DownloadApplicationService(repositories.download),
diff --git a/frontend/repositories/upload/apiCatalogRepository.ts b/frontend/repositories/upload/apiCatalogRepository.ts
index 5248798f..54d9dc9a 100644
--- a/frontend/repositories/upload/apiCatalogRepository.ts
+++ b/frontend/repositories/upload/apiCatalogRepository.ts
@@ -1,5 +1,4 @@
 import ApiService from '@/services/api.service'
-import { CatalogRepository } from '@/domain/models/upload/catalogRepository'
 import { Catalog } from '~/domain/models/upload/catalog'
 
 function toModel(item: { [key: string]: any }): Catalog {
@@ -13,7 +12,7 @@ function toModel(item: { [key: string]: any }): Catalog {
   )
 }
 
-export class APICatalogRepository implements CatalogRepository {
+export class APICatalogRepository {
   constructor(private readonly request = ApiService) {}
 
   async list(projectId: string): Promise<Catalog[]> {
diff --git a/frontend/services/application/upload/catalogApplicationService.ts b/frontend/services/application/upload/catalogApplicationService.ts
deleted file mode 100644
index 841358d5..00000000
--- a/frontend/services/application/upload/catalogApplicationService.ts
+++ /dev/null
@@ -1,11 +0,0 @@
-import { CatalogDTO } from './catalogData'
-import { CatalogRepository } from '~/domain/models/upload/catalogRepository'
-
-export class CatalogApplicationService {
-  constructor(private readonly repository: CatalogRepository) {}
-
-  public async list(projectId: string): Promise<CatalogDTO[]> {
-    const items = await this.repository.list(projectId)
-    return items.map((item) => new CatalogDTO(item))
-  }
-}
diff --git a/frontend/services/application/upload/catalogData.ts b/frontend/services/application/upload/catalogData.ts
deleted file mode 100644
index 273988d5..00000000
--- a/frontend/services/application/upload/catalogData.ts
+++ /dev/null
@@ -1,19 +0,0 @@
-import { Catalog } from '~/domain/models/upload/catalog'
-
-export class CatalogDTO {
-  name: string
-  example: string
-  acceptTypes: string
-  properties: object
-  taskId: string
-  displayName: string
-
-  constructor(item: Catalog) {
-    this.name = item.name
-    this.example = item.example
-    this.acceptTypes = item.acceptTypes
-    this.properties = item.properties
-    this.displayName = item.displayName
-    this.taskId = item.taskId
-  }
-}