diff --git a/ui/ui.core.js b/ui/ui.core.js
index a6e76436d..547821e34 100644
--- a/ui/ui.core.js
+++ b/ui/ui.core.js
@@ -363,6 +363,14 @@ $.widget.prototype = {
 		event = $.Event(event);
 		event.type = eventName;
 
+		// copy original event properties over to the new event
+		// this would happen if we could call $.event.fix instead of $.Event
+		// but we don't have a way to force an event to be fixed multiple times
+		for (var i = $.event.props.length, prop; i;) {
+			prop = $.event.props[--i];
+			event[prop] = event.originalEvent[prop];
+		}
+
 		this.element.trigger(event, data);
 
 		return !($.isFunction(callback) && callback.call(this.element[0], event, data) === false