diff --git a/js/diagrams.js b/js/diagrams.js
index f3aec7e..d66ff98 100644
--- a/js/diagrams.js
+++ b/js/diagrams.js
@@ -261,7 +261,7 @@ function createLineGraph(containerId, raceData){
     tooltipGroup.append("rect")
       .attr("style", "fill:rgb(225,225,225);stroke:black;stroke-width:2;")
       .attr("width", "150")
-      .attr("height", "80")
+      .attr("height", "100")
       .attr("x", function() { return x(d.lap) + 10; })
       .attr("y", function() { return y(d.position) + 10; });