diff --git a/components/RadialGauge/src/RadialGauge.cs b/components/RadialGauge/src/RadialGauge.cs
index abb84889..86b459b7 100644
--- a/components/RadialGauge/src/RadialGauge.cs
+++ b/components/RadialGauge/src/RadialGauge.cs
@@ -244,6 +244,7 @@ private static void OnValueChanged(DependencyObject d)
                 {
                     valueText.Text = radialGauge.Value.ToString(radialGauge.ValueStringFormat);
                 }
+                ToolTipService.SetToolTip(radialGauge, radialGauge.Value);
             }
         }
     }