diff --git a/frontend/domain/models/label/label.ts b/frontend/domain/models/label/label.ts
index d028b51c..f7026844 100644
--- a/frontend/domain/models/label/label.ts
+++ b/frontend/domain/models/label/label.ts
@@ -7,7 +7,7 @@ export class LabelItem {
   @Expose({ name: 'prefix_key' })
   prefixKey: string | null;
 
-  @Expose({ name: 'suffixKey' })
+  @Expose({ name: 'suffix_key' })
   suffixKey: string | null;
 
   @Expose({ name: 'background_color' })
diff --git a/frontend/pages/projects/_id/labels/index.vue b/frontend/pages/projects/_id/labels/index.vue
index c3ae57a3..4d771308 100644
--- a/frontend/pages/projects/_id/labels/index.vue
+++ b/frontend/pages/projects/_id/labels/index.vue
@@ -112,15 +112,6 @@ export default Vue.extend({
     }
   },
 
-  // async fetch() {
-  //   this.items = []
-  //   this.isLoading = true
-  //   console.log('start fetch')
-  //   this.items = await this.service.list(this.projectId)
-  //   console.log('end fetch')
-  //   this.isLoading = false
-  // },
-
   computed: {
     canDelete(): boolean {
       return this.selected.length > 0
@@ -171,30 +162,21 @@ export default Vue.extend({
 
   async created() {
     this.project = await this.$services.project.findById(this.projectId)
-    this.list()
+    await this.list()
   },
 
   methods: {
     async list() {
-      this.items = []
       this.isLoading = true
       this.items = await this.service.list(this.projectId)
       this.isLoading = false
     },
 
-    async create() {
-      await this.service.create(this.projectId, this.editedItem)
-    },
-
-    async update() {
-      await this.service.update(this.projectId, this.editedItem)
-    },
-
     async save() {
       if (this.editedIndex > -1) {
-        await this.update()
+        await this.service.update(this.projectId, this.editedItem)
       } else {
-        await this.create()
+        await this.service.create(this.projectId, this.editedItem)
       }
       await this.list()
       this.close()
diff --git a/frontend/services/application/label/labelApplicationService.ts b/frontend/services/application/label/labelApplicationService.ts
index 48deffe1..31a1e263 100644
--- a/frontend/services/application/label/labelApplicationService.ts
+++ b/frontend/services/application/label/labelApplicationService.ts
@@ -14,7 +14,7 @@ export class LabelApplicationService {
     return items.map(item => new LabelDTO(item))
   }
 
-  public create(projectId: string, item: CreateLabelCommand): void {
+  public async create(projectId: string, item: CreateLabelCommand): Promise<LabelDTO> {
     // Todo: use auto mapping.
     const label = new LabelItem()
     label.text = item.text
@@ -22,10 +22,11 @@ export class LabelApplicationService {
     label.suffixKey = item.suffixKey
     label.backgroundColor = item.backgroundColor
     label.textColor = item.textColor
-    this.repository.create(projectId, label)
+    const created = await this.repository.create(projectId, label)
+    return new LabelDTO(created)
   }
 
-  public update(projectId: string, item: LabelDTO): void {
+  public async update(projectId: string, item: LabelDTO): Promise<LabelDTO> {
     // Todo: use auto mapping.
     const label = new LabelItem()
     label.id = item.id
@@ -34,7 +35,8 @@ export class LabelApplicationService {
     label.suffixKey = item.suffixKey
     label.backgroundColor = item.backgroundColor
     label.textColor = item.textColor
-    this.repository.update(projectId, label)
+    const updated = await this.repository.update(projectId, label)
+    return new LabelDTO(updated)
   }
 
   public bulkDelete(projectId: string, items: LabelDTO[]): Promise<void> {