diff --git a/lib/read/getComputedLength.js b/lib/read/getComputedLength.js
index 0c57c3f..b63376c 100644
--- a/lib/read/getComputedLength.js
+++ b/lib/read/getComputedLength.js
@@ -42,7 +42,7 @@ function getComputedLength(style, prop, element) {
 		var d = parentComputedStyle[prop];
 
 		if(d !== undefined) {
-			d = parseInt(d, 10);
+			d = parseInt(d);
 			var pct = size / 100;
 			return Math.round(d * pct);
 		}