diff --git a/client/src/app/admin/instance/dataset/components/attribute/detail/tr-detail.component.ts b/client/src/app/admin/instance/dataset/components/attribute/detail/tr-detail.component.ts
index 55994ad2e510bef40578b588941fa430204d3f9f..527b0e0c223b0ad824ab7651e49e13bd7021736a 100644
--- a/client/src/app/admin/instance/dataset/components/attribute/detail/tr-detail.component.ts
+++ b/client/src/app/admin/instance/dataset/components/attribute/detail/tr-detail.component.ts
@@ -36,7 +36,7 @@ export class TrDetailComponent implements OnInit {
     }
 
     detailOutputCategoryOnChange(): void {
-        if (this.form.controls.id.value === '') {
+        if (this.form.controls.id_detail_output_category.value === '') {
             this.form.controls.id_detail_output_category.setValue(null);
         }
     }
diff --git a/client/src/app/admin/instance/dataset/components/attribute/output/tr-output.component.ts b/client/src/app/admin/instance/dataset/components/attribute/output/tr-output.component.ts
index 8cecc5701b8beed519b36bd7f23e660a49b84f71..d3feab7ddb958c3155676a59fcbc53e79c1f3d8e 100644
--- a/client/src/app/admin/instance/dataset/components/attribute/output/tr-output.component.ts
+++ b/client/src/app/admin/instance/dataset/components/attribute/output/tr-output.component.ts
@@ -37,7 +37,7 @@ export class TrOutputComponent implements OnInit {
     }
 
     outputCategoryOnChange(): void {
-        if (this.form.controls.id.value === '') {
+        if (this.form.controls.id_output_category.value === '') {
             this.form.controls.id_output_category.setValue(null);
         }
     }