diff --git a/view-mode/function/overlaySCurve.js b/view-mode/function/overlaySCurve.js
index 5e4af6d..d75f4b9 100644
--- a/view-mode/function/overlaySCurve.js
+++ b/view-mode/function/overlaySCurve.js
@@ -128,7 +128,7 @@ function getProgressLine() {
         realDurations = cumulativeRealDurations;
   
 	}
-	if (maxReal > 100 || maxPlan > 100) {
+	if (Math.floor(maxReal) > 100 || Math.floor(maxPlan) > 100) {
 		plannedDurations = plannedDurations.map((item) => {
 			return item/maxPlan*100;
 		})