diff --git a/gulpfile.js b/gulpfile.js
index 40e17205..94a0e4ac 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -44,7 +44,6 @@ let types = ['all', 'radial', 'linear'];
 
 function es6concat(type = 'all', clean = false) {
     let bundle = [
-        'lib/polyfill.js',
         'lib/vendorize.js',
         'lib/EventEmitter.js',
         'lib/Animation.js',
diff --git a/lib/BaseGauge.js b/lib/BaseGauge.js
index 144b76bb..61e4d116 100644
--- a/lib/BaseGauge.js
+++ b/lib/BaseGauge.js
@@ -21,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-require('./polyfill');
 
 const SmartCanvas = require('./SmartCanvas');
 const Animation = require('./Animation');
diff --git a/lib/LinearGauge.js b/lib/LinearGauge.js
index d77cef18..f5a5531d 100644
--- a/lib/LinearGauge.js
+++ b/lib/LinearGauge.js
@@ -21,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-require('./polyfill');
 
 const BaseGauge = require('./BaseGauge');
 const GenericOptions = require('./GenericOptions');
diff --git a/lib/RadialGauge.js b/lib/RadialGauge.js
index d1095b09..6679f8df 100644
--- a/lib/RadialGauge.js
+++ b/lib/RadialGauge.js
@@ -21,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-require('./polyfill');
 
 const GenericOptions = require('./GenericOptions');
 const BaseGauge = require('./BaseGauge');
diff --git a/lib/polyfill.js b/lib/polyfill.js
deleted file mode 100644
index b2bdd84a..00000000
--- a/lib/polyfill.js
+++ /dev/null
@@ -1,131 +0,0 @@
-/**
- * @external {Object.assign} https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object/assign
- */
-/* istanbul ignore next */
-if (!Object.assign) {
-    Object.defineProperty(Object, 'assign', {
-        enumerable: false,
-        configurable: true,
-        writable: true,
-        value: function(target, firstSource) {
-            'use strict';
-
-            if (target === undefined || target === null) {
-                throw new TypeError('Cannot convert first argument to object');
-            }
-
-            var to = Object(target);
-            var i = 1;
-
-            for (; i < arguments.length; i++) {
-                var nextSource = arguments[i];
-
-                if (nextSource === undefined || nextSource === null) {
-                    continue;
-                }
-
-                var keysArray = Object.keys(Object(nextSource));
-                var nextIndex = 0, len = keysArray.length;
-
-                for (; nextIndex < len; nextIndex++) {
-                    var nextKey = keysArray[nextIndex];
-                    var desc = Object.getOwnPropertyDescriptor(
-                        nextSource, nextKey);
-
-                    if (desc !== undefined && desc.enumerable) {
-                        to[nextKey] = nextSource[nextKey];
-                    }
-                }
-            }
-
-            return to;
-        }
-    });
-}
-
-/**
- * @external {Array.indexOf} https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/indexOf
- */
-/* istanbul ignore next */
-if (!Array.prototype.indexOf) {
-    Object.defineProperty(Array.prototype, "indexOf", {
-		value: function(searchElement, fromIndex) {
-			var k;
-
-			if (this === null) {
-				throw new TypeError('"this" is null or not defined');
-			}
-
-			var O = Object(this);
-			var len = O.length >>> 0;
-
-			if (len === 0) {
-				return -1;
-			}
-
-			var n = +fromIndex || 0;
-
-			if (Math.abs(n) === Infinity) {
-				n = 0;
-			}
-
-			if (n >= len) {
-				return -1;
-			}
-
-			k = Math.max(n >= 0 ? n : len - Math.abs(n), 0);
-
-			while (k < len) {
-				if (k in O && O[k] === searchElement) {
-					return k;
-				}
-
-				k++;
-			}
-
-			return -1;
-		}
-	});
-}
-
-/**
- * @external {Array.fill} https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/fill
- */
-/* istanbul ignore next */
-if (!Array.prototype.fill) {
-    Object.defineProperty(Array.prototype, "fill", {
-		value: function(value) {
-			if (this === null) {
-				throw new TypeError('this is null or not defined');
-			}
-
-			var O = Object(this);
-			var len = O.length >>> 0;
-			var start = arguments[1];
-			var relativeStart = start >> 0;
-			var k = relativeStart < 0 ?
-				Math.max(len + relativeStart, 0) :
-				Math.min(relativeStart, len);
-			var end = arguments[2];
-			var relativeEnd = end === undefined ?
-				len : end >> 0;
-			var final = relativeEnd < 0 ?
-				Math.max(len + relativeEnd, 0) :
-				Math.min(relativeEnd, len);
-			while (k < final) {
-				O[k] = value;
-				k++;
-			}
-
-			return O;
-		}
-	});
-    
-}
-
-/**
- * mocking window
- */
-if (typeof window === 'undefined') {
-    window = typeof global === 'undefined' ? {} : global;
-}
diff --git a/lib/vendorize.js b/lib/vendorize.js
index 13342451..3c85077b 100644
--- a/lib/vendorize.js
+++ b/lib/vendorize.js
@@ -39,6 +39,9 @@
  * @param {HTMLElement|Window|object} [from] - default is window
  * @returns {*}
  */
+
+let vendor = null;
+
 export default function vendorize(prop, from) {
     /* istanbul ignore else: no reason to cover */
     if (!from) {
@@ -49,19 +52,22 @@ export default function vendorize(prop, from) {
         return from[prop];
     }
 
-    let vendors = ['webkit', 'moz', 'ms', 'o'];
-    let i = 0;
-    let s = vendors.length;
+	if (vendor === null) {
+		let styles = window.getComputedStyle(document.documentElement, '');
+		vendor = (Array.prototype.slice.call(styles).join('').match(/-(moz|webkit|ms)-/) || (styles.OLink === '' && ['', 'o']) || ['', ''])[1];
+	}
+	
+	if (vendor === '')
+		return null;
+	
     let capitalized = prop.charAt(0).toUpperCase() + prop.substr(1);
 
-    for (; i < s; i++) {
-        let vendorProp = from[vendors[i] + capitalized];
+	let vendorProp = from[vendor + capitalized];
 
-        /* istanbul ignore if: requires very complex environment to test (specific browser version) */
-        if (typeof vendorProp !== 'undefined') {
-            return vendorProp;
-        }
-    }
+	/* istanbul ignore if: requires very complex environment to test (specific browser version) */
+	if (typeof vendorProp !== 'undefined') {
+		return vendorProp;
+	}
 
     return null;
 }