diff --git a/src/tabbox/switchers/thumbnail_grid/contents/ui/main.qml b/src/tabbox/switchers/thumbnail_grid/contents/ui/main.qml
index 525d0f5c14..8ca28d8e5d 100644
--- a/src/tabbox/switchers/thumbnail_grid/contents/ui/main.qml
+++ b/src/tabbox/switchers/thumbnail_grid/contents/ui/main.qml
@@ -184,6 +184,7 @@ KWin.TabBoxSwitcher {
                         PlasmaComponents3.Label {
                             Layout.fillWidth: true
                             text: model.caption
+                            font.weight: thumbnailGridItem.isCurrentItem ? Font.Bold : Font.Normal
                             horizontalAlignment: Text.AlignHCenter
                             verticalAlignment: Text.AlignVCenter
                             textFormat: Text.PlainText