diff --git a/lib/Alchemy/Phrasea/Core/Provider/ORMServiceProvider.php b/lib/Alchemy/Phrasea/Core/Provider/ORMServiceProvider.php
index 1eba97d48c..3d3c6c1fbb 100644
--- a/lib/Alchemy/Phrasea/Core/Provider/ORMServiceProvider.php
+++ b/lib/Alchemy/Phrasea/Core/Provider/ORMServiceProvider.php
@@ -168,6 +168,7 @@ class ORMServiceProvider implements ServiceProviderInterface
                 'longblob' => 'Alchemy\Phrasea\Model\Types\LongBlob',
                 'varbinary' => 'Alchemy\Phrasea\Model\Types\VarBinary',
                 'binary' => 'Alchemy\Phrasea\Model\Types\Binary',
+                'binary_string' => 'Alchemy\Phrasea\Model\Types\BinaryString',
             ];
 
             foreach ($types as $type => $class) {
diff --git a/lib/Alchemy/Phrasea/Model/Entities/User.php b/lib/Alchemy/Phrasea/Model/Entities/User.php
index 89e7ade4ae..de8eb87ed1 100644
--- a/lib/Alchemy/Phrasea/Model/Entities/User.php
+++ b/lib/Alchemy/Phrasea/Model/Entities/User.php
@@ -51,7 +51,7 @@ class User
     private $id;
 
     /**
-     * @ORM\Column(type="string", length=128, options={"collate"="utf8_bin"})
+     * @ORM\Column(type="binary_string", length=128)
      */
     private $login;
 
@@ -61,12 +61,12 @@ class User
     private $email;
 
     /**
-     * @ORM\Column(type="string", length=128, nullable=true, options={"collate"="utf8_bin"})
+     * @ORM\Column(type="binary_string", length=128)
      */
     private $password;
 
     /**
-     * @ORM\Column(type="string", length=64, nullable=true)
+     * @ORM\Column(type="binary_string", length=64, nullable=true)
      */
     private $nonce;