diff --git a/ui-ngx/src/app/modules/home/components/widget/lib/timeseries-table-widget.component.ts b/ui-ngx/src/app/modules/home/components/widget/lib/timeseries-table-widget.component.ts
index a317337a79..46e6d7d51e 100644
--- a/ui-ngx/src/app/modules/home/components/widget/lib/timeseries-table-widget.component.ts
+++ b/ui-ngx/src/app/modules/home/components/widget/lib/timeseries-table-widget.component.ts
@@ -366,8 +366,8 @@ export class TimeseriesTableWidgetComponent extends PageComponent implements OnI
     return header.index;
   }
 
-  public trackByRowTimestamp(index: number, row: TimeseriesRow) {
-    return row[0];
+  public trackByRowTimestamp(index: number) {
+    return index;
   }
 
   public trackByActionCellDescriptionId(index: number, action: WidgetActionDescriptor) {