diff --git a/assets/js/sections/bandmap.js b/assets/js/sections/bandmap.js
index 91ee9429..23a0731f 100644
--- a/assets/js/sections/bandmap.js
+++ b/assets/js/sections/bandmap.js
@@ -73,6 +73,7 @@ $(function() {
 				}
 			},
 			xAxis: {
+				lineColor: color,
 				visible: true,
 				type: 'linear',
 				labels: {