diff --git a/index.js b/index.js
index c4498bc..ea734fb 100644
--- a/index.js
+++ b/index.js
@@ -23,7 +23,7 @@ var y = d * 365.25;
  * @api public
  */
 
-module.exports = function(val, options) {
+module.exports = function (val, options) {
   options = options || {};
   var type = typeof val;
   if (type === 'string' && val.length > 0) {