diff --git a/lib/Alchemy/Phrasea/Core/Version.php b/lib/Alchemy/Phrasea/Core/Version.php
index f42332439b..275d7479c2 100644
--- a/lib/Alchemy/Phrasea/Core/Version.php
+++ b/lib/Alchemy/Phrasea/Core/Version.php
@@ -16,7 +16,7 @@ class Version
     /**
      * @var string
      */
-    private $number = '4.1.0-alpha.10';
+    private $number = '4.1.0-alpha.11';
 
     /**
      * @var string
diff --git a/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/Version20180614113404.php b/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/Version20180614113404.php
index bd360623df..2f411dfd0c 100644
--- a/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/Version20180614113404.php
+++ b/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/Version20180614113404.php
@@ -16,7 +16,7 @@ class Version20180614113404 extends AbstractMigration
     {
         $this->abortIf($this->connection->getDatabasePlatform()->getName() != 'mysql', 'Migration can only be executed safely on \'mysql\'.');
 
-        $this->addSql('UPDATE Users SET guest = 1 WHERE login LIKE "guest%"');
+        $this->addSql('UPDATE Users SET guest = 1 WHERE login LIKE "guest%" OR login LIKE "(#deleted_guest%"');
     }
 
     /**
diff --git a/lib/classes/patch/410alpha11a.php b/lib/classes/patch/410alpha11a.php
new file mode 100644
index 0000000000..7e02a8f524
--- /dev/null
+++ b/lib/classes/patch/410alpha11a.php
@@ -0,0 +1,61 @@
+<?php
+
+/*
+ * This file is part of Phraseanet
+ *
+ * (c) 2005-2016 Alchemy
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+use Alchemy\Phrasea\Application;
+
+class patch_410alpha11a implements patchInterface
+{
+    /** @var string */
+    private $release = '4.1.0-alpha.11';
+
+    /** @var array */
+    private $concern = [base::APPLICATION_BOX];
+
+    /**
+     * {@inheritdoc}
+     */
+    public function get_release()
+    {
+        return $this->release;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getDoctrineMigrations()
+    {
+        return ['20180614113404'];
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function require_all_upgrades()
+    {
+        return false;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function concern()
+    {
+        return $this->concern;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function apply(base $databox, Application $app)
+    {
+        return true;
+    }
+}