diff --git a/platform/framework/src/FrameworkLayer.js b/platform/framework/src/FrameworkLayer.js
index c25afe5be7..753eb91dfe 100644
--- a/platform/framework/src/FrameworkLayer.js
+++ b/platform/framework/src/FrameworkLayer.js
@@ -55,11 +55,15 @@ define([
         this.$log = $log;
     }
 
-    FrameworkLayer.prototype.initializeApplication = function (angular, logLevel) {
+    FrameworkLayer.prototype.initializeApplication = function (
+        angular,
+        legacyRegistry,
+        logLevel
+    ) {
         var $http = this.$http,
             $log = this.$log,
             app = angular.module(Constants.MODULE_NAME, ["ngRoute"]),
-            loader = new BundleLoader($http, $log),
+            loader = new BundleLoader($http, $log, legacyRegistry),
             resolver = new BundleResolver(
                 new ExtensionResolver(
                     new ImplementationLoader(require),
diff --git a/platform/framework/src/Main.js b/platform/framework/src/Main.js
index caf66b7b6a..936461bfaf 100644
--- a/platform/framework/src/Main.js
+++ b/platform/framework/src/Main.js
@@ -56,7 +56,7 @@ define(
         function Main() {
         }
 
-        Main.prototype.run = function () {
+        Main.prototype.run = function (legacyRegistry) {
             // Get a reference to Angular's injector, so we can get $http and $log
             // services, which are useful to the framework layer.
             var injector = angular.injector(['ng']);
@@ -74,7 +74,7 @@ define(
             // to the root now.
             requirejs.config({"baseUrl": ""});
             injector.instantiate(['$http', '$log', FrameworkLayer])
-                .initializeApplication(angular, logLevel());
+                .initializeApplication(angular, legacyRegistry, logLevel());
         };
 
         return Main;
diff --git a/platform/framework/src/load/BundleLoader.js b/platform/framework/src/load/BundleLoader.js
index 1ae3a2eb70..737771809f 100644
--- a/platform/framework/src/load/BundleLoader.js
+++ b/platform/framework/src/load/BundleLoader.js
@@ -44,9 +44,10 @@ define(
          * @param $http Angular's HTTP requester
          * @param $log Angular's logging service
          */
-        function BundleLoader($http, $log) {
+        function BundleLoader($http, $log, legacyRegistry) {
             this.$http = $http;
             this.$log = $log;
+            this.legacyRegistry = legacyRegistry;
         }
 
         /**
@@ -96,6 +97,13 @@ define(
             // Load an individual bundle, as a Bundle object.
             // Returns undefined if the definition could not be loaded.
             function loadBundle(bundlePath) {
+                if (this.legacyRegistry.contains(bundlePath)) {
+                    return Promise.resolve(new Bundle(
+                        bundlePath,
+                        this.legacyRegistry.get(bundlePath)
+                    ));
+                }
+
                 return loadBundleDefinition(bundlePath).then(function (definition) {
                     return definition && (new Bundle(bundlePath, definition));
                 });
@@ -104,7 +112,9 @@ define(
             // Load all named bundles from the array, returned as an array
             // of Bundle objects.
             function loadBundlesFromArray(bundleArray) {
-                var bundlePromises = bundleArray.map(loadBundle);
+                var bundlePromises = this.legacyRegistry.list()
+                    .concat(bundleArray)
+                    .map(loadBundle);
 
                 return Promise.all(bundlePromises)
                     .then(filterBundles);
@@ -117,8 +127,8 @@ define(
             }
 
             return Array.isArray(bundles) ? loadBundlesFromArray(bundles) :
-                (typeof bundles === 'string') ? loadBundlesFromFile(bundles) :
-                    Promise.reject(new Error(INVALID_ARGUMENT_MESSAGE));
+                    (typeof bundles === 'string') ? loadBundlesFromFile(bundles) :
+                            Promise.reject(new Error(INVALID_ARGUMENT_MESSAGE));
         };
 
         return BundleLoader;
diff --git a/src/BundleRegistry.js b/src/BundleRegistry.js
index 4bf2f8091c..73d6ebecae 100644
--- a/src/BundleRegistry.js
+++ b/src/BundleRegistry.js
@@ -22,6 +22,8 @@
 /*global define*/
 
 define(function () {
+    'use strict';
+
     function BundleRegistry() {
         this.bundles = {};
     }
@@ -38,5 +40,9 @@ define(function () {
         return this.bundles[path];
     };
 
+    BundleRegistry.prototype.list = function () {
+        return Object.keys(this.bundles);
+    };
+
     return BundleRegistry;
 });
\ No newline at end of file