diff --git a/lib/Alchemy/Phrasea/Application/Root.php b/lib/Alchemy/Phrasea/Application/Root.php
index 9d240a5045..35a10c21dd 100644
--- a/lib/Alchemy/Phrasea/Application/Root.php
+++ b/lib/Alchemy/Phrasea/Application/Root.php
@@ -31,7 +31,13 @@ return call_user_func(function($environment = PhraseaApplication::ENV_PROD) {
 
     $app->before(function (Request $request) use ($app) {
         if (0 === strpos($request->getPathInfo(), '/setup')) {
-            if (!$app['phraseanet.configuration-tester']->isBlank()) {
+            if (!$app['phraseanet.configuration-tester']->isInstalled()) {
+                if (!$app['phraseanet.configuration-tester']->isBlank()) {
+                    if ('setup_upgrade_instructions' !== $app['request']->attributes->get('_route')) {
+                        return $app->redirectPath('setup_upgrade_instructions');
+                    }
+                }
+            } elseif (!$app['phraseanet.configuration-tester']->isBlank()) {
                 return $app->redirectPath('homepage');
             }
         } else {
diff --git a/lib/Alchemy/Phrasea/Controller/Setup.php b/lib/Alchemy/Phrasea/Controller/Setup.php
index 896e7de61b..ff17e751f1 100644
--- a/lib/Alchemy/Phrasea/Controller/Setup.php
+++ b/lib/Alchemy/Phrasea/Controller/Setup.php
@@ -37,6 +37,9 @@ class Setup implements ControllerProviderInterface
         $controllers->get('/installer/', 'controller.setup:rootInstaller')
             ->bind('install_root');
 
+        $controllers->get('/upgrade-instructions/', 'controller.setup:displayUpgradeInstructions')
+            ->bind('setup_upgrade_instructions');
+
         $controllers->get('/installer/step2/', 'controller.setup:getInstallForm')
             ->bind('install_step2');
 
@@ -70,6 +73,14 @@ class Setup implements ControllerProviderInterface
         );
     }
 
+    public function displayUpgradeInstructions(Application $app, Request $request)
+    {
+        return $app['twig']->render('/setup/upgrade-instructions.html.twig', array(
+            'locale'              => $app['locale'],
+            'available_locales'   => Application::getAvailableLanguages(),
+        ));
+    }
+
     public function getInstallForm(Application $app, Request $request)
     {
         $warnings = array();
diff --git a/templates/web/setup/upgrade-instructions.html.twig b/templates/web/setup/upgrade-instructions.html.twig
new file mode 100644
index 0000000000..ffd11658da
--- /dev/null
+++ b/templates/web/setup/upgrade-instructions.html.twig
@@ -0,0 +1,38 @@
+{% extends '/setup/wrapper.html.twig' %}
+
+{% block content %}
+    <div class="steps" style="min-height:450px;">
+        <table style="width:100%;">
+            <tr>
+                <td>
+                    <div style="height:400px;overflow:auto;">
+                        <h2>
+                            Upgrade Instructions
+                        </h2>
+                        <p>
+                            This Phraseanet install requires an upgrade.
+                        </p>
+                        <table style="width:100%;margin-top:60px;">
+                            <tr>
+                                <td colspan="2">
+                                    Please run the following command at your application install root.
+                                    <code>
+                                        bin/setup system:upgrade
+                                    </code>
+                                </td>
+                            </tr>
+                        </table>
+                    </div>
+                    <div>
+                        <table style="width:100%;">
+                            <tr>
+                                <td style="text-align:right;">
+                                </td>
+                            </tr>
+                        </table>
+                    </div>
+                </td>
+            </tr>
+        </table>
+    </div>
+{% endblock %}
diff --git a/tests/Alchemy/Tests/Phrasea/Controller/SetupTest.php b/tests/Alchemy/Tests/Phrasea/Controller/SetupTest.php
index 29979b8c29..b7872d3d81 100644
--- a/tests/Alchemy/Tests/Phrasea/Controller/SetupTest.php
+++ b/tests/Alchemy/Tests/Phrasea/Controller/SetupTest.php
@@ -39,6 +39,9 @@ class SetupTest extends \Silex\WebTestCase
 
     public function testRouteSlashWhenInstalled()
     {
+        $this->app['phraseanet.configuration-tester']->expects($this->once())
+            ->method('isInstalled')
+            ->will($this->returnValue(true));
         $this->app['phraseanet.configuration-tester']->expects($this->once())
             ->method('isBlank')
             ->will($this->returnValue(false));
@@ -50,6 +53,22 @@ class SetupTest extends \Silex\WebTestCase
         $this->assertEquals('/login/', $response->headers->get('location'));
     }
 
+    public function testRouteInstructionsWhenUpgradeRequired()
+    {
+        $this->app['phraseanet.configuration-tester']->expects($this->once())
+            ->method('isInstalled')
+            ->will($this->returnValue(false));
+        $this->app['phraseanet.configuration-tester']->expects($this->once())
+            ->method('isBlank')
+            ->will($this->returnValue(false));
+
+        $client = $this->createClient();
+        $crawler = $client->request('GET', '/setup/');
+        $response = $client->getResponse();
+        $this->assertEquals(302, $response->getStatusCode());
+        $this->assertEquals('/setup/upgrade-instructions/', $response->headers->get('location'));
+    }
+
     public function testRouteSetupInstaller()
     {
         $client = $this->createClient();