diff --git a/Sortable.js b/Sortable.js
index 8b5a8e4..b942ea6 100644
--- a/Sortable.js
+++ b/Sortable.js
@@ -67,7 +67,7 @@
 		$ = win.jQuery || win.Zepto,
 		Polymer = win.Polymer,
 
-		captureMode = {capture: false, passive: false},
+		captureMode = false,
 
 		supportDraggable = !!('draggable' in document.createElement('div')),
 		supportCssPointerEvents = (function (el) {
@@ -231,7 +231,6 @@
 		// Export instance
 		el[expando] = this;
 
-
 		// Default options
 		var defaults = {
 			group: Math.random(),
@@ -1393,6 +1392,17 @@
 			);
 	}
 
+	try {
+		window.addEventListener('test', null, Object.defineProperty({}, 'passive', {
+			get: function () {
+				captureMode = {
+					capture: false,
+					passive: false
+				};
+			}
+		}));
+	} catch (err) {}
+
 	// Export utils
 	Sortable.utils = {
 		on: _on,