diff --git a/lib/parse.js b/lib/parse.js
index 8b37cb3b..2cef7742 100755
--- a/lib/parse.js
+++ b/lib/parse.js
@@ -1,6 +1,6 @@
 'use strict';
 
-var Utils = require('./utils');
+var utils = require('./utils');
 
 var has = Object.prototype.hasOwnProperty;
 
@@ -13,7 +13,7 @@ var defaults = {
     plainObjects: false,
     allowPrototypes: false,
     allowDots: false,
-    decoder: Utils.decode
+    decoder: utils.decode
 };
 
 var parseValues = function parseValues(str, options) {
@@ -135,7 +135,7 @@ module.exports = function (str, opts) {
         throw new TypeError('Decoder has to be a function.');
     }
 
-    options.delimiter = typeof options.delimiter === 'string' || Utils.isRegExp(options.delimiter) ? options.delimiter : defaults.delimiter;
+    options.delimiter = typeof options.delimiter === 'string' || utils.isRegExp(options.delimiter) ? options.delimiter : defaults.delimiter;
     options.depth = typeof options.depth === 'number' ? options.depth : defaults.depth;
     options.arrayLimit = typeof options.arrayLimit === 'number' ? options.arrayLimit : defaults.arrayLimit;
     options.parseArrays = options.parseArrays !== false;
@@ -159,8 +159,8 @@ module.exports = function (str, opts) {
     for (var i = 0; i < keys.length; ++i) {
         var key = keys[i];
         var newObj = parseKeys(key, tempObj[key], options);
-        obj = Utils.merge(obj, newObj, options);
+        obj = utils.merge(obj, newObj, options);
     }
 
-    return Utils.compact(obj);
+    return utils.compact(obj);
 };
diff --git a/lib/stringify.js b/lib/stringify.js
index 66c0069d..dd37a31d 100755
--- a/lib/stringify.js
+++ b/lib/stringify.js
@@ -1,6 +1,6 @@
 'use strict';
 
-var Utils = require('./utils');
+var utils = require('./utils');
 
 var arrayPrefixGenerators = {
     brackets: function brackets(prefix) {
@@ -21,7 +21,7 @@ var defaults = {
     strictNullHandling: false,
     skipNulls: false,
     encode: true,
-    encoder: Utils.encode,
+    encoder: utils.encode,
     serializeDate: function (date) {
         return toISO.call(date);
     }
@@ -41,7 +41,7 @@ var stringify = function stringify(object, prefix, generateArrayPrefix, strictNu
         obj = '';
     }
 
-    if (typeof obj === 'string' || typeof obj === 'number' || typeof obj === 'boolean' || Utils.isBuffer(obj)) {
+    if (typeof obj === 'string' || typeof obj === 'number' || typeof obj === 'boolean' || utils.isBuffer(obj)) {
         if (encoder) {
             return [encoder(prefix) + '=' + encoder(obj)];
         }