diff --git a/src/scripts/browser.js b/src/scripts/browser.js
index b76c0f7cc5..a50eeaa608 100644
--- a/src/scripts/browser.js
+++ b/src/scripts/browser.js
@@ -122,6 +122,7 @@ define([], function () {
     }
 
     function iOSversion() {
+        // MacIntel: Apple iPad Pro 11 iOS 13.1
         if (/iP(hone|od|ad)|MacIntel/.test(navigator.platform)) {
             // supports iOS 2.0 and later: <http://bit.ly/TJjs1V>
             var v = (navigator.appVersion).match(/OS (\d+)_(\d+)_?(\d+)?/);
@@ -301,7 +302,10 @@ define([], function () {
 
     if (browser.iOS) {
         browser.iOSVersion = iOSversion();
-        browser.iOSVersion = browser.iOSVersion[0] + (browser.iOSVersion[1] / 10);
+
+        if (browser.iOSVersion && browser.iOSVersion.length >= 2) {
+            browser.iOSVersion = browser.iOSVersion[0] + (browser.iOSVersion[1] / 10);
+        }
     }
 
     browser.chromecast = browser.chrome && userAgent.toLowerCase().indexOf('crkey') !== -1;