diff --git a/lib/aura.extensions.js b/lib/aura.extensions.js
index f848cd4..2225976 100644
--- a/lib/aura.extensions.js
+++ b/lib/aura.extensions.js
@@ -172,6 +172,14 @@ define(['./base', './logger'], function(base, Logger) {
       ext = getVal(ext, context);
       if (ext && ext.require && ext.require.paths) {
         var deps = Object.keys(ext.require.paths) || [];
+        var bowerPath = context.config.bowerPath || require.s.contexts._.config.paths.bower_components || 'bower_components';
+        _.map(ext.require.paths, function(v,k) {
+          // support legacy path prefixed with bower_components...
+          // TODO: remove this in 0.10.x
+          var path = v.replace(/^bower_components\//, '');
+          var p = [bowerPath, path].join("/");
+          ext.require.paths[k] = p;
+        });
         require.config(ext.require);
         require(deps, function() {
           dfd.resolve(ext);
diff --git a/lib/base.js b/lib/base.js
index d629db9..70ad72d 100644
--- a/lib/base.js
+++ b/lib/base.js
@@ -1,12 +1,16 @@
 (function() {
+
+  var requireConfig = require.s.contexts._.config || {};
+  var bowerPath     = requireConfig.paths.bower_components || 'bower_components';
+
   if (window.jQuery) {
     define('jquery', [], function () {
       return window.jQuery;
     });
-  } else {
+  } else if (!requireConfig.paths.jquery) {
     require.config({
       paths: {
-        jquery:     'bower_components/jquery/jquery'
+        jquery:     bowerPath + '/jquery/jquery'
       },
       shim: {
         jquery:     { exports: '$' }
@@ -18,10 +22,10 @@
     define('underscore', [], function () {
       return window._;
     });
-  } else {
+  } else if (!requireConfig.paths.underscore) {
     require.config({
       paths: {
-        underscore: 'bower_components/underscore/underscore'
+        underscore: bowerPath + '/underscore/underscore'
       },
       shim: {
         underscore: { exports: '_' }
diff --git a/lib/ext/components.js b/lib/ext/components.js
index 5d336f1..2ddb9b8 100644
--- a/lib/ext/components.js
+++ b/lib/ext/components.js
@@ -385,7 +385,7 @@ define('aura/ext/components', function() {
     return {
       name: 'components',
 
-      require: { paths: { text: 'bower_components/requirejs-text/text' } },
+      require: { paths: { text: 'requirejs-text/text' } },
 
       initialize: function(app) {
 
@@ -503,7 +503,7 @@ define('aura/ext/components', function() {
       },
 
       /**
-       * When all of an application's extensions are finally loaded, the 'extensions' 
+       * When all of an application's extensions are finally loaded, the 'extensions'
        * afterAppStart methods are then called.
        *
        * @method components.afterAppStart
diff --git a/lib/ext/mediator.js b/lib/ext/mediator.js
index 69260b3..d160179 100644
--- a/lib/ext/mediator.js
+++ b/lib/ext/mediator.js
@@ -6,8 +6,8 @@ define('aura/ext/mediator', function () {
 
     require: {
       paths: {
-        eventemitter: 'bower_components/eventemitter2/lib/eventemitter2',
-        underscore: 'bower_components/underscore/underscore'
+        eventemitter: 'eventemitter2/lib/eventemitter2',
+        underscore: 'underscore/underscore'
       },
       shim: {
         underscore: {