diff --git a/projects/editor/src/app/components/unit-view/unit-view.component.html b/projects/editor/src/app/components/unit-view/unit-view.component.html
index ba60ba28f3cc6c524e6025ea441e5f013443b202..665ae5e907e3f81f6da3bec1cff7fbac9af40db5 100644
--- a/projects/editor/src/app/components/unit-view/unit-view.component.html
+++ b/projects/editor/src/app/components/unit-view/unit-view.component.html
@@ -12,7 +12,8 @@
 
     <mat-drawer-content>
       <mat-tab-group mat-align-tabs="start" class="mat-tab-fill-height"
-                     [selectedIndex]="unitService.selectedPageIndex | async">
+                     [selectedIndex]="unitService.selectedPageIndex | async"
+                     (selectedIndexChange)="unitService.updatePageSelection($event)">
         <mat-tab *ngFor="let page of (unitService.unit | async)!.pages; let i = index" label="Seite {{i+1}}">
           <ng-template mat-tab-label>
             <mat-icon *ngIf="page.alwaysVisible" class="page-alwaysVisible-icon">assignment</mat-icon>