diff --git a/src/tabbox/switchers/thumbnail_grid/contents/ui/main.qml b/src/tabbox/switchers/thumbnail_grid/contents/ui/main.qml
index 30b0863f1d..a1a7132449 100644
--- a/src/tabbox/switchers/thumbnail_grid/contents/ui/main.qml
+++ b/src/tabbox/switchers/thumbnail_grid/contents/ui/main.qml
@@ -123,7 +123,7 @@ KWin.TabBoxSwitcher {
                         Accessible.role: Accessible.ListItem
 
                         onClicked: {
-                            tabBox.currentIndex = index;
+                            tabBox.model.activate(index);
                         }
 
                         ColumnLayout {