diff --git a/src/lib/array.js b/src/lib/array.js
index 19463675a..470d3d6bf 100644
--- a/src/lib/array.js
+++ b/src/lib/array.js
@@ -2,8 +2,15 @@
 
 var isArray = Array.isArray;
 
-var ab = ArrayBuffer;
-var dv = DataView;
+// IE9 fallbacks
+
+var ab = (typeof ArrayBuffer === 'undefined' || !ArrayBuffer.isView) ?
+    {isView: function() { return false; }} :
+    ArrayBuffer;
+
+var dv = (typeof DataView === 'undefined') ?
+    function() {} :
+    DataView;
 
 function isTypedArray(a) {
     return ab.isView(a) && !(a instanceof dv);