diff --git a/src/bowser.js b/src/bowser.js
index 6759637..f118f16 100644
--- a/src/bowser.js
+++ b/src/bowser.js
@@ -202,7 +202,8 @@
         (result.firefox && result.version >= 20.0) ||
         (result.safari && result.version >= 6) ||
         (result.opera && result.version >= 10.0) ||
-        (result.ios && result.osversion && result.osversion.split(".")[0] >= 6)
+        (result.ios && result.osversion && result.osversion.split(".")[0] >= 6) ||
+        (result.blackberry && result.version >= 10.1)
         ) {
       result.a = t;
     }
diff --git a/src/useragents.js b/src/useragents.js
index 2c5e85a..eaa0ab7 100644
--- a/src/useragents.js
+++ b/src/useragents.js
@@ -637,14 +637,14 @@ module.exports.useragents = {
       , version: '10.1'
       , webkit: true
       , mobile: true
-      , x: true
+      , a: true
       }
     , 'Mozilla/5.0 (BB10; Kbd) AppleWebKit/537.10+ (KHTML, like Gecko) Version/10.1.0.1429 Mobile Safari/537.10+': {
         blackberry: true
       , version: '10.1'
       , webkit: true
       , mobile: true
-      , x: true
+      , a: true
       }
     , 'Mozilla/5.0 (PlayBook; U; RIM Tablet OS 2.1.0; en-US) AppleWebKit/536.2+ (KHTML, like Gecko) Version/7.2.1.0 Safari/536.2+': {
         blackberry: true