diff --git a/samples/charts/category-chart/data-aggregations/src/app.component.ts b/samples/charts/category-chart/data-aggregations/src/app.component.ts
index e2e02748c..058bbe74e 100644
--- a/samples/charts/category-chart/data-aggregations/src/app.component.ts
+++ b/samples/charts/category-chart/data-aggregations/src/app.component.ts
@@ -92,10 +92,8 @@ export class AppComponent implements AfterViewInit
 	}
 
 	public editorChangeUpdateInitialGroups({ sender, args }: { sender: any, args: IgxPropertyEditorPropertyDescriptionChangedEventArgs }): void {
-
 	    var chart = this.chart;
-	    var intialGroupVal = args.newValue.toString();
-	    chart.initialGroups = intialGroupVal;
+	    chart.initialGroups = args.newValue.toString();
 	}
 
 }