diff --git a/shell/plugins/panels/clock/BarWidget.qml b/shell/plugins/panels/clock/BarWidget.qml
index e33486e5..61cf0bf5 100644
--- a/shell/plugins/panels/clock/BarWidget.qml
+++ b/shell/plugins/panels/clock/BarWidget.qml
@@ -153,6 +153,7 @@ BarWidget {
     fixedHeight: root.vertical ? root.verticalLines.length * Style.bar.iconSlot : -1
     horizontalMargin: 8.75
     verticalPadding: 8.75
+    tooltipText: "Right-click to toggle format"
 
     onPressed: function(b) {
       if (b === Qt.RightButton) root.cycleFormat()