diff --git a/doc/conf/LSaddon/LSaddon_ppolicy.docbook b/doc/conf/LSaddon/LSaddon_ppolicy.docbook
index bf81274a..9548fbb0 100644
--- a/doc/conf/LSaddon/LSaddon_ppolicy.docbook
+++ b/doc/conf/LSaddon/LSaddon_ppolicy.docbook
@@ -19,6 +19,7 @@ affichant l'état d'expiration du mot de passe des objets d'une recherche.
         'generateFunction' => 'ppolicy_extraDisplayColumn_password_expiration',
         'additionalAttrs' => array('pwdChangedTime', 'pwdPolicySubentry'),
         'escape' => false,
+        'cssStyle' => 'width: 14em; text-align: center;'
       ),
       [...]
     ),