diff --git a/lib/yui/chooserdialogue/chooserdialogue.js b/lib/yui/chooserdialogue/chooserdialogue.js
index 4960847..c6a09d0 100644
--- a/lib/yui/chooserdialogue/chooserdialogue.js
+++ b/lib/yui/chooserdialogue/chooserdialogue.js
@@ -42,7 +42,7 @@ YUI.add('moodle-core-chooserdialogue', function(Y) {
                 width : '540px',
                 draggable : true,
                 visible : false, // Hide by default
-                zindex : 100, // Display in front of other items
+                zindex : 100 // Display in front of other items
                 lightbox : true // This dialogue should be modal
             };