diff --git a/lib/Alchemy/Phrasea/Application/Api.php b/lib/Alchemy/Phrasea/Application/Api.php
index 6b40c37243..379bce8412 100644
--- a/lib/Alchemy/Phrasea/Application/Api.php
+++ b/lib/Alchemy/Phrasea/Application/Api.php
@@ -85,6 +85,11 @@ return call_user_func(function() {
                         throw new \API_V1_exception_forbidden(_('The use of phraseanet Navigator is not allowed'));
                     }
 
+                    if ($oAuth2App->get_client_id() == \API_OAuth2_Application_OfficePlugin::CLIENT_ID
+                        && ! $registry->get('GV_client_officeplugin')) {
+                        throw new \API_V1_exception_forbidden('The use of Office Plugin is not allowed.');
+                    }
+
                     if ($session->is_authenticated()) {
                         $app['dispatcher']->dispatch(PhraseaEvents::API_OAUTH2_END, new ApiOAuth2EndEvent());
                         return;
diff --git a/lib/Alchemy/Phrasea/Core/Version.php b/lib/Alchemy/Phrasea/Core/Version.php
index d21d11cff5..9f29a5c00b 100644
--- a/lib/Alchemy/Phrasea/Core/Version.php
+++ b/lib/Alchemy/Phrasea/Core/Version.php
@@ -18,7 +18,7 @@ namespace Alchemy\Phrasea\Core;
  */
 class Version
 {
-    protected static $number = '3.7.14';
+    protected static $number = '3.7.15';
     protected static $name = 'Carnosaurus';
 
     public static function getNumber()
diff --git a/lib/classes/API/OAuth2/Application/OfficePlugin.class.php b/lib/classes/API/OAuth2/Application/OfficePlugin.class.php
new file mode 100644
index 0000000000..dbdcfe2cd4
--- /dev/null
+++ b/lib/classes/API/OAuth2/Application/OfficePlugin.class.php
@@ -0,0 +1,17 @@
+<?php
+
+/*
+ * This file is part of Phraseanet
+ *
+ * (c) 2005-2012 Alchemy
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+class API_OAuth2_Application_OfficePlugin
+{
+    const CLIENT_ID = '\alchemy\phraseanet\id\999585175b5fbb6e140efbdfea86c561';
+    const CLIENT_SECRET = '\alchemy\phraseanet\secret\6d53d0bc74e6c8c1a325541f71da1ea5';
+    const CLIENT_NAME = 'office-plugin';
+}
diff --git a/lib/classes/API/V1/adapter.class.php b/lib/classes/API/V1/adapter.class.php
index 26d74e0d13..bb38d3f142 100644
--- a/lib/classes/API/V1/adapter.class.php
+++ b/lib/classes/API/V1/adapter.class.php
@@ -406,6 +406,9 @@ class API_V1_adapter extends API_V1_Abstract
                 'navigator'    => array(
                     'active'   => $registry->get('GV_client_navigator'),
                 ),
+                'office-plugin' => array(
+                    'active'    => $registry->get('GV_client_navigator'),
+                ),
                 'homepage' => array(
                     'viewType' => $registry->get('GV_home_publi'),
                 ),
diff --git a/lib/classes/patch/3715.class.php b/lib/classes/patch/3715.class.php
new file mode 100644
index 0000000000..bce474913a
--- /dev/null
+++ b/lib/classes/patch/3715.class.php
@@ -0,0 +1,71 @@
+<?php
+
+/*
+ * This file is part of Phraseanet
+ *
+ * (c) 2005-2012 Alchemy
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+class patch_3715 implements patchInterface
+{
+    /**
+     * @var string
+     */
+    private $release = '3.7.15';
+
+    /**
+     *
+     * @var Array
+     */
+    private $concern = array(base::APPLICATION_BOX);
+
+    /**
+     *
+     * @return string
+     */
+    public function get_release()
+    {
+        return $this->release;
+    }
+
+    public function require_all_upgrades()
+    {
+        return false;
+    }
+
+    /**
+     *
+     * @return Array
+     */
+    public function concern()
+    {
+        return $this->concern;
+    }
+
+    /**
+     * @param base $databox
+     */
+    public function apply(base &$appbox)
+    {
+        $appbox = \appbox::get_instance(\bootstrap::getCore());
+
+        try {
+            \API_OAuth2_Application::load_from_client_id($appbox, \API_OAuth2_Application_OfficePlugin::CLIENT_ID);
+        } catch (\Exception_NotFound $e) {
+            $client = \API_OAuth2_Application::create($appbox, null, \API_OAuth2_Application_OfficePlugin::CLIENT_NAME);
+
+            $client->set_activated(true);
+            $client->set_grant_password(true);
+            $client->set_website("http://www.phraseanet.com");
+            $client->set_client_id(\API_OAuth2_Application_OfficePlugin::CLIENT_ID);
+            $client->set_client_secret(\API_OAuth2_Application_OfficePlugin::CLIENT_SECRET);
+            $client->set_type(\API_OAuth2_Application::DESKTOP_TYPE);
+            $client->set_redirect_uri(\API_OAuth2_Application::NATIVE_APP_REDIRECT_URI);
+        }
+
+        return true;
+    }
+}
diff --git a/lib/conf.d/_GV_template.inc b/lib/conf.d/_GV_template.inc
index dfe7a4f001..c5b33e0520 100644
--- a/lib/conf.d/_GV_template.inc
+++ b/lib/conf.d/_GV_template.inc
@@ -246,6 +246,13 @@ $GV = array(
                 'default'  => true,
                 'required' => true
             ),
+            array(
+                'type'     => \registry::TYPE_BOOLEAN,
+                'name'     => 'GV_client_officeplugin',
+                'comment'  => _('Authorize Microsoft Office Plugin to connect.'),
+                'default'  => true,
+                'required' => true
+            ),
         )
     ), array(
         'section' => _('GV::section:: Gestionnaire d\'evenements'),
diff --git a/lib/conf.d/bases_structure.xml b/lib/conf.d/bases_structure.xml
index 46f6015c95..2aa1517823 100644
--- a/lib/conf.d/bases_structure.xml
+++ b/lib/conf.d/bases_structure.xml
@@ -387,6 +387,22 @@
             <data key="activated">1</data>
             <data key="grant_password">1</data>
           </default>
+          <default>
+            <data key="application_id">null</data>
+            <data key="creator">null</data>
+            <data key="type">desktop</data>
+            <data key="name">office-plugin</data>
+            <data key="description"></data>
+            <data key="website">http://www.phraseanet.com</data>
+            <data key="created_on">NOW()</data>
+            <data key="last_modified">NOW()</data>
+            <data key="client_id">\alchemy\phraseanet\id\999585175b5fbb6e140efbdfea86c561</data>
+            <data key="client_secret">\alchemy\phraseanet\secret\6d53d0bc74e6c8c1a325541f71da1ea5</data>
+            <data key="nonce">AfCF61</data>
+            <data key="redirect_uri">urn:ietf:wg:oauth:2.0:oob</data>
+            <data key="activated">1</data>
+            <data key="grant_password">1</data>
+          </default>
         </defaults>
         <engine>InnoDB</engine>
       </table>