diff --git a/lib/jsduck/merger.rb b/lib/jsduck/merger.rb
index f32f0d96f346b21a5f2b1cd4bd3b06a9b455369c..4e1ab70a355497cbb92390e3a65eade29a8416db 100644
--- a/lib/jsduck/merger.rb
+++ b/lib/jsduck/merger.rb
@@ -330,7 +330,7 @@ module JsDuck
           end
         end
         (code[:alias] || []).each do |a|
-          if a =~ /^(\w+)\.(\w+)$/
+          if a =~ /^([\w.]+)\.(\w+)$/
             if xtypes[$1]
               xtypes[$1] << $2
             else
diff --git a/template/app/view/cls/Header.js b/template/app/view/cls/Header.js
index 3c0fc0dc0ffca671834572870dc3655f7d7e49b5..8f3c28f13b136686e6def070bd4ea6a64ff3f504 100644
--- a/template/app/view/cls/Header.js
+++ b/template/app/view/cls/Header.js
@@ -33,16 +33,14 @@ Ext.define('Docs.view.cls.Header', {
                     }
                 },
                 renderXTypes: function(xtypes) {
-                    var map = {
+                    var titles = {
                         widget: "xtype",
                         plugin: "ptype",
                         feature: "ftype"
                     };
                     var r = [];
-                    xtypes && Ext.Object.each(map, function(ns, title) {
-                        if (xtypes[ns]) {
-                            r.push(title + ": " + xtypes[ns].join(", "));
-                        }
+                    xtypes && Ext.Object.each(xtypes, function(ns, types) {
+                        r.push((titles[ns] || ns) + ": " + types.join(", "));
                     });
 
                     if (r.length > 0) {