diff --git a/components/helpers/chart.js b/components/helpers/chart.js
index 80b755196654c5df934fe583a1f50963ba0fc256..318bd672dcf9ad2053eb7ca93fc55972ce00d28a 100644
--- a/components/helpers/chart.js
+++ b/components/helpers/chart.js
@@ -21,7 +21,7 @@ function getTickConfig() {
   //Add 1 tick above the max value to display on chart
   const scaleMax = scaleObservable.value.max + unit
   const scaleMin = scaleObservable.value.min - unit
-  const numberOfTicks = (scaleMax - scaleMin) / unit + 1
+  const numberOfTicks = Math.round((scaleMax - scaleMin) / unit + 1)
 
   return { numberOfTicks, scaleMax, scaleMin, unit }
 }