diff --git a/res/values-fr/strings.xml b/res/values-fr/strings.xml
index ef2ca8091..fc2adadb1 100644
--- a/res/values-fr/strings.xml
+++ b/res/values-fr/strings.xml
@@ -178,9 +178,27 @@ Vos amis pourront vous joindre plus facilement si vous associez votre compte à
   <string name="delivered">Reçu</string>
   <string name="sent">Envoyé</string>
   <string name="resend">Renvoyer</string>
+  <string name="error_opening_file">Une erreur est survenue en tentant d\'ouvrir ce fichier.</string>
+  <string name="conversation_information">Infos</string>
+  <string name="administrator">Admin</string>
+  <string name="conversation_subject_hint">Nommez ce groupe</string>
+  <string name="chat_room_infos_title">Infos</string>
+  <string name="chat_room_infos_admin">Admin</string>
+  <string name="chat_room_participants">Participants</string>
   <string name="chat_room_leave_group">Quitter le groupe</string>
+  <string name="chat_room_creation_filter_hint">Filtrer les contacts</string>
+  <string name="conference_created">groupe créé</string>
+  <string name="conference_destroyed">groupe détruit</string>
+  <string name="participant_added">%s a été ajouté</string>
+  <string name="participant_removed">%s a quitté</string>
+  <string name="device_added">nouvel appareil pour %s</string>
+  <string name="device_removed">appareil de %s retiré</string>
+  <string name="subject_changed">nouveau sujet : %s</string>
+  <string name="admin_set">%s est admin</string>
+  <string name="admin_unset">%s n\'est plus admin</string>
   <string name="chat_room_leave_dialog">Souhaitez-vous vraiment quitter ce groupe ?</string>
   <string name="chat_room_leave_button">Quitter</string>
+  <string name="separator">&#160;:&#160;</string>
   <!--Status Bar-->
   <string name="status_connected">Enregistré</string>
   <string name="status_not_connected">Non enregistré</string>
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 87d491b6a..3f4e32f6e 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -208,7 +208,7 @@
     <string name="participant_removed">%s leaved</string>
     <string name="device_added">new device for %s</string>
     <string name="device_removed">device for %s removed</string>
-    <string name="subject_changed">new subject : %s</string>
+    <string name="subject_changed">new subject: %s</string>
     <string name="admin_set">%s is admin</string>
     <string name="admin_unset">%s is no longer admin</string>
     <string name="group_chat_notif" formatted="false">%1: %2</string>
@@ -217,6 +217,7 @@
     <string name="chat_room_creation_failed">Chat room creation failed</string>
     <string name="chat_room_leave_dialog">Do you really want to leave this group?</string>
     <string name="chat_room_leave_button">Leave</string>
+    <string name="separator">:&#160;</string>
 
     <!-- Status Bar -->
     <string name="status_connected">Registered</string>
diff --git a/src/android/org/linphone/chat/ChatRoomsAdapter.java b/src/android/org/linphone/chat/ChatRoomsAdapter.java
index d24c89d89..ce7cab298 100644
--- a/src/android/org/linphone/chat/ChatRoomsAdapter.java
+++ b/src/android/org/linphone/chat/ChatRoomsAdapter.java
@@ -179,9 +179,9 @@ public class ChatRoomsAdapter extends ListSelectionAdapter {
 			Address lastMessageSenderAddress = lastMessage.getFromAddress();
 			LinphoneContact contact = ContactsManager.getInstance().findContactFromAddress(lastMessageSenderAddress);
 			if (contact != null) {
-				holder.lastMessageSenderView.setText(contact.getFullName() + ": ");
+				holder.lastMessageSenderView.setText(contact.getFullName() + mContext.getString(R.string.separator));
 			} else {
-				holder.lastMessageSenderView.setText(LinphoneUtils.getAddressDisplayName(lastMessageSenderAddress) + ": ");
+				holder.lastMessageSenderView.setText(LinphoneUtils.getAddressDisplayName(lastMessageSenderAddress) +  mContext.getString(R.string.separator));
 			}
 		}