diff --git a/template/app/view/cls/Toolbar.js b/template/app/view/cls/Toolbar.js
index <HASH>..<HASH> 100644
--- a/template/app/view/cls/Toolbar.js
+++ b/template/app/view/cls/Toolbar.js
@@ -71,7 +71,7 @@ Ext.define('Docs.view.cls.Toolbar', {
         }
 
         this.items = this.items.concat([
-            { width: 10 },
+            { xtype: 'tbspacer', width: 10 },
             this.filterField = Ext.widget("textfield", {
                 emptyText: 'Find class members...',
                 enableKeyEvents: true,
Make member-filter separator into spacer.

It was rendered as a button before.