diff --git a/src/main/angular/src/app/plot/editor/plot-editor.component.html b/src/main/angular/src/app/plot/editor/plot-editor.component.html
index c8c208a..5bb63f8 100644
--- a/src/main/angular/src/app/plot/editor/plot-editor.component.html
+++ b/src/main/angular/src/app/plot/editor/plot-editor.component.html
@@ -158,7 +158,7 @@
               </td>
               <td>
                 <select [ngModel]="graph.series.id" (ngModelChange)="plotService.graphSeries(graph, $event)">
-                  @for (s of seriesService.list; track s.id) {
+                  @for (s of seriesService.list; track s.name) {
                     <option [ngValue]="s.id">{{ s.name }} [{{ s.valueString }}]</option>
                   }
                 </select>