diff --git a/frontend/components/member/FormCreate.vue b/frontend/components/member/FormCreate.vue
index 119f5dc0..218173e5 100644
--- a/frontend/components/member/FormCreate.vue
+++ b/frontend/components/member/FormCreate.vue
@@ -25,7 +25,7 @@
         <v-select
           v-model="role"
           :items="roles"
-          item-text="rolename"
+          item-text="name"
           item-value="id"
           :label="$t('members.role')"
           :rules="[rules.roleRequired]"
@@ -33,10 +33,10 @@
           :prepend-icon="mdiCreditCardOutline"
         >
           <template #item="props">
-            {{ $translateRole(props.item.rolename, $t('members.roles')) }}
+            {{ $translateRole(props.item.name, $t('members.roles')) }}
           </template>
           <template #selection="props">
-            {{ $translateRole(props.item.rolename, $t('members.roles')) }}
+            {{ $translateRole(props.item.name, $t('members.roles')) }}
           </template>
         </v-select>
         <v-alert v-show="errorMessage" prominent type="error">
@@ -56,9 +56,9 @@ import { mdiAccount, mdiCreditCardOutline } from '@mdi/js'
 import type { PropType } from 'vue'
 import Vue from 'vue'
 import BaseCard from '@/components/utils/BaseCard.vue'
+import { RoleItem } from '~/domain/models/role/role'
 import { UserItem } from '~/domain/models/user/user'
 import { MemberDTO } from '~/services/application/member/memberData'
-import { RoleDTO } from '~/services/application/role/roleData'
 
 export default Vue.extend({
   components: {
@@ -81,11 +81,11 @@ export default Vue.extend({
       isLoading: false,
       valid: false,
       users: [] as UserItem[],
-      roles: [] as RoleDTO[],
+      roles: [] as RoleItem[],
       username: '',
       rules: {
         userRequired: (v: UserItem) => (!!v && !!v.username) || 'Required',
-        roleRequired: (v: RoleDTO) => (!!v && !!v.rolename) || 'Required'
+        roleRequired: (v: RoleItem) => (!!v && !!v.name) || 'Required'
       },
       mdiAccount,
       mdiCreditCardOutline
@@ -115,14 +115,14 @@ export default Vue.extend({
       }
     },
     role: {
-      get(): RoleDTO {
+      get(): RoleItem {
         return {
           id: this.value.role,
-          rolename: this.value.rolename
+          name: this.value.rolename
         }
       },
-      set(val: MemberDTO) {
-        const role = { role: val.id, rolename: val.rolename }
+      set(val: RoleItem) {
+        const role = { role: val.id, rolename: val.name }
         this.$emit('input', { ...this.value, ...role })
       }
     }
@@ -141,7 +141,7 @@ export default Vue.extend({
   },
 
   async created() {
-    this.roles = await this.$services.role.list()
+    this.roles = await this.$repositories.role.list()
   }
 })
 </script>
diff --git a/frontend/domain/models/role/roleRepository.ts b/frontend/domain/models/role/roleRepository.ts
deleted file mode 100644
index 17750a44..00000000
--- a/frontend/domain/models/role/roleRepository.ts
+++ /dev/null
@@ -1,5 +0,0 @@
-import { RoleItem } from '~/domain/models/role/role'
-
-export interface RoleRepository {
-  list(): Promise<RoleItem[]>
-}
diff --git a/frontend/plugins/services.ts b/frontend/plugins/services.ts
index 051d9394..73d69b6c 100644
--- a/frontend/plugins/services.ts
+++ b/frontend/plugins/services.ts
@@ -12,7 +12,6 @@ import { MemberApplicationService } from '@/services/application/member/memberAp
 import { MetricsApplicationService } from '@/services/application/metrics/metricsApplicationService'
 import { OptionApplicationService } from '@/services/application/option/optionApplicationService'
 import { ProjectApplicationService } from '@/services/application/project/projectApplicationService'
-import { RoleApplicationService } from '@/services/application/role/roleApplicationService'
 import { TagApplicationService } from '@/services/application/tag/tagApplicationService'
 import { BoundingBoxApplicationService } from '@/services/application/tasks/boundingBox/boundingBoxApplicationService'
 import { SegmentationApplicationService } from '@/services/application/tasks/segmentation/segmentationApplicationService'
@@ -27,7 +26,6 @@ export interface Services {
   spanType: LabelApplicationService
   relationType: LabelApplicationService
   member: MemberApplicationService
-  role: RoleApplicationService
   project: ProjectApplicationService
   comment: CommentApplicationService
   metrics: MetricsApplicationService
@@ -60,7 +58,6 @@ const plugin: Plugin = (_, inject) => {
     spanType: new LabelApplicationService(repositories.spanType),
     relationType: new LabelApplicationService(repositories.relationType),
     member: new MemberApplicationService(repositories.member),
-    role: new RoleApplicationService(repositories.role),
     project: new ProjectApplicationService(repositories.project),
     comment: new CommentApplicationService(repositories.comment),
     metrics: new MetricsApplicationService(repositories.metrics),
diff --git a/frontend/repositories/role/apiRoleRepository.ts b/frontend/repositories/role/apiRoleRepository.ts
index 1de6961e..cc6961d5 100644
--- a/frontend/repositories/role/apiRoleRepository.ts
+++ b/frontend/repositories/role/apiRoleRepository.ts
@@ -1,12 +1,11 @@
-import ApiService from '@/services/api.service'
-import { RoleRepository } from '@/domain/models/role/roleRepository'
 import { RoleItem } from '@/domain/models/role/role'
+import ApiService from '@/services/api.service'
 
 function toModel(item: { [key: string]: any }): RoleItem {
   return new RoleItem(item.id, item.name)
 }
 
-export class APIRoleRepository implements RoleRepository {
+export class APIRoleRepository {
   constructor(private readonly request = ApiService) {}
 
   async list(): Promise<RoleItem[]> {
diff --git a/frontend/services/application/member/memberData.ts b/frontend/services/application/member/memberData.ts
index 74cf2c94..70dbb826 100644
--- a/frontend/services/application/member/memberData.ts
+++ b/frontend/services/application/member/memberData.ts
@@ -1,11 +1,11 @@
 import { MemberItem } from '~/domain/models/member/member'
-
+import { RoleName } from '~/domain/models/role/role'
 export class MemberDTO {
   id: number
   user: number
   role: number
   username: string
-  rolename: string
+  rolename: RoleName
 
   constructor(item: MemberItem) {
     this.id = item.id
diff --git a/frontend/services/application/role/roleApplicationService.ts b/frontend/services/application/role/roleApplicationService.ts
deleted file mode 100644
index 0f132bf6..00000000
--- a/frontend/services/application/role/roleApplicationService.ts
+++ /dev/null
@@ -1,11 +0,0 @@
-import { RoleDTO } from './roleData'
-import { RoleRepository } from '~/domain/models/role/roleRepository'
-
-export class RoleApplicationService {
-  constructor(private readonly repository: RoleRepository) {}
-
-  public async list(): Promise<RoleDTO[]> {
-    const items = await this.repository.list()
-    return items.map((item) => new RoleDTO(item))
-  }
-}
diff --git a/frontend/services/application/role/roleData.ts b/frontend/services/application/role/roleData.ts
deleted file mode 100644
index c9c33e09..00000000
--- a/frontend/services/application/role/roleData.ts
+++ /dev/null
@@ -1,11 +0,0 @@
-import { RoleItem } from '~/domain/models/role/role'
-
-export class RoleDTO {
-  id: number
-  rolename: string
-
-  constructor(item: RoleItem) {
-    this.id = item.id
-    this.rolename = item.name
-  }
-}