diff --git a/src/prototype.js b/src/prototype.js
index e65893c..8cd760a 100644
--- a/src/prototype.js
+++ b/src/prototype.js
@@ -8,7 +8,7 @@ var Prototype = {
     Opera:  !!window.opera,
     WebKit: navigator.userAgent.indexOf('AppleWebKit/') > -1,
     Gecko:  navigator.userAgent.indexOf('Gecko') > -1 && navigator.userAgent.indexOf('KHTML') == -1,
-    MobileSafari: !!navigator.userAgent.match(/iPhone.*Mobile.*Safari/)
+    MobileSafari: !!navigator.userAgent.match(/Apple.*Mobile.*Safari/)
   },
 
   BrowserFeatures: {