diff --git a/dist/jspdf.debug.js b/dist/jspdf.debug.js
index fcf40e951..7ac7a92aa 100644
--- a/dist/jspdf.debug.js
+++ b/dist/jspdf.debug.js
@@ -2078,7 +2078,7 @@ var jsPDF = (function(global) {
 	 * Check to see if ArrayBuffer is supported
 	 */
 	jsPDFAPI.supportsArrayBuffer = function() {
-		return typeof ArrayBuffer === 'function' && typeof Uint8Array !== 'undefined';
+		return typeof ArrayBuffer !== 'undefined' && typeof Uint8Array !== 'undefined';
 	};
 
 	/**