diff --git a/x-pack/plugins/ml/public/application/components/chart_tooltip/chart_tooltip.tsx b/x-pack/plugins/ml/public/application/components/chart_tooltip/chart_tooltip.tsx
index decd1275fe8844..3ca191d6251cff 100644
--- a/x-pack/plugins/ml/public/application/components/chart_tooltip/chart_tooltip.tsx
+++ b/x-pack/plugins/ml/public/application/components/chart_tooltip/chart_tooltip.tsx
@@ -96,6 +96,11 @@ const Tooltip: FC<{ service: ChartTooltipService }> = React.memo(({ service }) =
 
   return (
     <TooltipTrigger
+      modifiers={{
+        preventOverflow: {
+          boundariesElement: 'window',
+        },
+      }}
       placement="right-start"
       trigger="none"
       tooltipShown={isTooltipShown}