diff --git a/apps/left-panel.html b/apps/left-panel.html
index 4a9e1e3..a58952e 100644
--- a/apps/left-panel.html
+++ b/apps/left-panel.html
@@ -15,7 +15,7 @@
   <script>
     System.defaultJSExtensions = true;
     System.paths['classnames'] = '../../react-mdl/classname.js';
-    System.paths['rxjs/Rx'] = 'https://npmcdn.com/rxjs@5.0.0-beta.5/bundles/Rx.js';
+    System.paths['rxjs/Rx'] = 'https://unpkg.com/rxjs@5.0.0-beta.5/bundles/Rx.js';
     System.paths['react'] =     'https://cdnjs.cloudflare.com/ajax/libs/react/15.0.1/react.js';
     System.paths['react-dom'] =     'https://cdnjs.cloudflare.com/ajax/libs/react/15.0.1/react-dom.js';
     System.paths['test-left-panel'] =     '../react-framework/test-left-panel.js';
diff --git a/apps/mdl-d-ts/index.html b/apps/mdl-d-ts/index.html
index 597c311..a501d36 100644
--- a/apps/mdl-d-ts/index.html
+++ b/apps/mdl-d-ts/index.html
@@ -14,11 +14,11 @@
   <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.24/system-polyfills.js"></script>
   <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.24/system.js"></script>
   <script src="../../node_modules/react-mdl/extra/material.js"></script>
-  <script src="https://npmcdn.com/dialog-polyfill/dialog-polyfill.js"></script>
+  <script src="https://unpkg.com/dialog-polyfill/dialog-polyfill.js"></script>
 
   <link rel="stylesheet" type="text/css" href="../../node_modules/react-mdl/extra/material.css">
   <link rel="stylesheet" type="text/css" href="https://fonts.googleapis.com/icon?family=Material+Icons">
-  <link rel="stylesheet" type="text/css" href="https://npmcdn.com/dialog-polyfill/dialog-polyfill.css" />
+  <link rel="stylesheet" type="text/css" href="https://unpkg.com/dialog-polyfill/dialog-polyfill.css" />
 </head>
 <body>
   <div id="app"></div>
diff --git a/apps/right-panel.html b/apps/right-panel.html
index f7cb47e..641708d 100644
--- a/apps/right-panel.html
+++ b/apps/right-panel.html
@@ -17,7 +17,7 @@
 
   <script>
     System.defaultJSExtensions = true;
-    System.paths['rxjs/Rx'] = 'https://npmcdn.com/rxjs@5.0.0-beta.5/bundles/Rx.js';
+    System.paths['rxjs/Rx'] = 'https://unpkg.com/rxjs@5.0.0-beta.5/bundles/Rx.js';
     System.paths['react'] =     'https://cdnjs.cloudflare.com/ajax/libs/react/15.0.2/react-with-addons.js';
     System.paths['react-dom'] =     'https://cdnjs.cloudflare.com/ajax/libs/react/15.0.1/react-dom.js';
     System.paths['test-right-panel'] =     '../react-framework/test-right-panel.js';
diff --git a/apps/test-react-framework/index.html b/apps/test-react-framework/index.html
index d8bbf15..b6753f0 100644
--- a/apps/test-react-framework/index.html
+++ b/apps/test-react-framework/index.html
@@ -17,7 +17,7 @@
 
   <script>
     System.defaultJSExtensions = true;
-    System.paths['rxjs/Rx'] = 'https://npmcdn.com/rxjs@5.0.0-beta.5/bundles/Rx.js';
+    System.paths['rxjs/Rx'] = 'https://unpkg.com/rxjs@5.0.0-beta.5/bundles/Rx.js';
     System.paths['react'] =     'https://cdnjs.cloudflare.com/ajax/libs/react/15.0.2/react-with-addons.js';
     System.paths['react-dom'] =     'https://cdnjs.cloudflare.com/ajax/libs/react/15.0.1/react-dom.js';
   </script>
diff --git a/apps/test-react-semantic/index.html b/apps/test-react-semantic/index.html
index f914992..23b79a6 100644
--- a/apps/test-react-semantic/index.html
+++ b/apps/test-react-semantic/index.html
@@ -16,7 +16,7 @@
 
   <script>
     System.defaultJSExtensions = true;
-    System.paths['rxjs/Rx'] = 'https://npmcdn.com/rxjs@5.0.0-beta.5/bundles/Rx.js';
+    System.paths['rxjs/Rx'] = 'https://unpkg.com/rxjs@5.0.0-beta.5/bundles/Rx.js';
     System.paths['react'] =     'https://cdnjs.cloudflare.com/ajax/libs/react/15.0.1/react.js';
     System.paths['react-dom'] =     'https://cdnjs.cloudflare.com/ajax/libs/react/15.0.1/react-dom.js';
   </script>
