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' })