diff --git a/modules/luci-base/htdocs/luci-static/resources/ui.js b/modules/luci-base/htdocs/luci-static/resources/ui.js
index 11886b91fe..2a7c44ad89 100644
--- a/modules/luci-base/htdocs/luci-static/resources/ui.js
+++ b/modules/luci-base/htdocs/luci-static/resources/ui.js
@@ -207,7 +207,7 @@ var UICheckbox = UIElement.extend({
 
 var UISelect = UIElement.extend({
 	__init__: function(value, choices, options) {
-		if (typeof(choices) != 'object')
+		if (!L.isObject(choices))
 			choices = {};
 
 		if (!Array.isArray(value))