diff --git a/src/pfwbged/basecontent/locales/fr/LC_MESSAGES/pfwbged.basecontent.po b/src/pfwbged/basecontent/locales/fr/LC_MESSAGES/pfwbged.basecontent.po
index f16d763..4fc0326 100644
--- a/src/pfwbged/basecontent/locales/fr/LC_MESSAGES/pfwbged.basecontent.po
+++ b/src/pfwbged/basecontent/locales/fr/LC_MESSAGES/pfwbged.basecontent.po
@@ -1,8 +1,8 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: pfwbged.basecontent\n"
-"POT-Creation-Date: 2014-03-05 10:46+0000\n"
-"PO-Revision-Date: 2013-07-04 14:05+0100\n"
+"POT-Creation-Date: 2014-10-09 12:15+0000\n"
+"PO-Revision-Date: 2014-10-09 14:16+0200\n"
 "Last-Translator: Cédric Messiant <cedricmessiant@ecreall.com>\n"
 "Language-Team: Ecréall\n"
 "MIME-Version: 1.0\n"
@@ -19,15 +19,15 @@ msgstr ""
 msgid "Car Insurance"
 msgstr "Assurance voiture"
 
-#: ../types.py:152
-msgid "Committee or council that met"
-msgstr "Comité ou conseil qui s'est réuni"
-
-#: ../types.py:30
+#: ../types.py:36
 msgid "Concerned Person"
 msgstr "Personne concernée"
 
-#: ../types.py:43
+#: ../types.py:30
+msgid "Concerned Person (do not use anymore)"
+msgstr "Personne concernée (ne plus utiliser)"
+
+#: ../types.py:48
 msgid "Contacts"
 msgstr "Contacts"
 
@@ -39,7 +39,7 @@ msgstr "Créer le fichier depuis"
 msgid "Deadline"
 msgstr "Date limite de traitement"
 
-#: ../types.py:98
+#: ../types.py:107
 msgid "Document Type"
 msgstr "Type de document"
 
@@ -55,31 +55,31 @@ msgstr "Carte verte"
 msgid "Healthcare Card"
 msgstr "Carte de soin de santé"
 
-#: ../types.py:186
+#: ../types.py:76
 msgid "Immediate Decision"
 msgstr "Décision du bureau immédiate"
 
-#: ../behaviors.py:63
+#: ../behaviors.py:66
 msgid "In copy"
 msgstr "À informer"
 
-#: ../types.py:90
+#: ../types.py:99
 msgid "Insurance Company"
 msgstr "Compagnie d'assurance"
 
-#: ../types.py:94
+#: ../types.py:103
 msgid "Insurance Company Reference"
 msgstr "Numéro interne de la compagnie d'assurance"
 
-#: ../types.py:148
+#: ../types.py:157
 msgid "Internal Reference"
 msgstr "Référence interne"
 
-#: ../types.py:117
+#: ../types.py:126
 msgid "Internal Reference Number"
 msgstr "Numéro interne"
 
-#: ../behaviors.py:51
+#: ../behaviors.py:56
 msgid "Keywords"
 msgstr "Mots-clés"
 
@@ -87,7 +87,7 @@ msgstr "Mots-clés"
 msgid "Label"
 msgstr "Intitulé"
 
-#: ../types.py:53
+#: ../types.py:58
 msgid "Meeting Date"
 msgstr "Date de réunion"
 
@@ -99,7 +99,7 @@ msgstr "Nouvelle version"
 msgid "Original Paper Version"
 msgstr "Version papier original"
 
-#: ../types.py:86
+#: ../types.py:95
 msgid "Person"
 msgstr "Personne concernée"
 
@@ -107,7 +107,7 @@ msgstr "Personne concernée"
 msgid "Previous Version"
 msgstr "Version précédente"
 
-#: ../types.py:135
+#: ../types.py:144
 msgid "Recipients"
 msgstr "Destinataires"
 
@@ -115,11 +115,11 @@ msgstr "Destinataires"
 msgid "Related task"
 msgstr "Tâche liée"
 
-#: ../types.py:131
+#: ../types.py:140
 msgid "Sender"
 msgstr "Expéditeur"
 
-#: ../types.py:138
+#: ../types.py:147
 msgid "Session"
 msgstr "Session"
 
@@ -127,10 +127,11 @@ msgstr "Session"
 msgid "Signed version"
 msgstr "Version signée"
 
-#: ../behaviors.py:58
+#: ../behaviors.py:51
 msgid "Treated by"
 msgstr "Traité par"
 
 #: ../browser/adddmsfile.py:42
 msgid "Uploaded File"
 msgstr "Fichier téléchargé"
+
diff --git a/src/pfwbged/basecontent/types.py b/src/pfwbged/basecontent/types.py
index 19b686f..584f312 100644
--- a/src/pfwbged/basecontent/types.py
+++ b/src/pfwbged/basecontent/types.py
@@ -26,9 +26,14 @@ class PfwbBaseDocument(DmsDocument):
 
 class IMedicalCertificate(IDmsIncomingMail):
     """ """
-    concerned_person = schema.Choice(
+    concerned_contact = ContactChoice(
             title=_(u'Concerned Person'),
-            required=True,
+            portal_types=('person',),
+            required=False)
+
+    concerned_person = schema.Choice(
+            title=_(u'Concerned Person (do not use anymore)'),
+            required=False,
             vocabulary='plone.principalsource.Users')
     form.widget(concerned_person=ReallyAjaxChosenFieldWidget)