diff --git a/entrypoint.sh b/entrypoint.sh
index bab3ff2..ed17c5f 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -28,4 +28,4 @@ uwsgi --chdir="$(pwd)" \
     --max-requests=5000 \
     --vacuum \
     --daemonize="$(pwd)/uwsgi.log" \
-    --protocol=fastcgi
\ No newline at end of file
+    --protocol=fastcgi
diff --git a/media/locale/fr/LC_MESSAGES/django.po b/media/locale/fr/LC_MESSAGES/django.po
index d8e367a..c75a7d3 100644
--- a/media/locale/fr/LC_MESSAGES/django.po
+++ b/media/locale/fr/LC_MESSAGES/django.po
@@ -3,7 +3,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2020-02-20 13:50+0100\n"
+"POT-Creation-Date: 2020-05-12 17:42+0200\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -21,11 +21,11 @@ msgstr "auteurs"
 msgid "external url"
 msgstr "URL externe"
 
-#: admin.py:82
+#: admin.py:98
 msgid "Turn back"
 msgstr "Rendre"
 
-#: admin.py:85 models.py:118
+#: admin.py:101 models.py:135
 msgid "given back to"
 msgstr "rendu à"
 
@@ -33,7 +33,11 @@ msgstr "rendu à"
 msgid "ISBN-10 or ISBN-13"
 msgstr "ISBN-10 ou ISBN-13"
 
-#: models.py:16 models.py:142
+#: forms.py:178
+msgid "This ISBN is not found."
+msgstr "L'ISBN n'a pas été trouvé."
+
+#: models.py:16 models.py:159
 msgid "name"
 msgstr "nom"
 
@@ -45,11 +49,11 @@ msgstr "note"
 msgid "author"
 msgstr "auteur"
 
-#: models.py:35
+#: models.py:35 models.py:89
 msgid "ISBN"
 msgstr "ISBN"
 
-#: models.py:36
+#: models.py:36 models.py:90
 msgid "You may be able to scan it from a bar code."
 msgstr "Peut souvent être scanné à partir du code barre."
 
@@ -85,63 +89,71 @@ msgstr "medium"
 msgid "media"
 msgstr "media"
 
-#: models.py:95
+#: models.py:97
+msgid "future medium"
+msgstr "medium à importer"
+
+#: models.py:98
+msgid "future media"
+msgstr "medias à importer"
+
+#: models.py:112
 msgid "borrower"
 msgstr "emprunteur"
 
-#: models.py:98
+#: models.py:115
 msgid "borrowed on"
 msgstr "emprunté le"
 
-#: models.py:103
+#: models.py:120
 msgid "given back on"
 msgstr "rendu le"
 
-#: models.py:109
+#: models.py:126
 msgid "borrowed with"
 msgstr "emprunté avec"
 
-#: models.py:110
+#: models.py:127
 msgid "The keyholder that registered this borrowed item."
 msgstr "Le permanencier qui enregistre cet emprunt."
 
-#: models.py:119
+#: models.py:136
 msgid "The keyholder to whom this item was given back."
 msgstr "Le permanencier à qui l'emprunt a été rendu."
 
-#: models.py:126
+#: models.py:143
 msgid "borrowed item"
 msgstr "emprunt"
 
-#: models.py:127
+#: models.py:144
 msgid "borrowed items"
 msgstr "emprunts"
 
-#: models.py:147
+#: models.py:164
 msgid "owner"
 msgstr "propriétaire"
 
-#: models.py:152
+#: models.py:169
 msgid "duration"
 msgstr "durée"
 
-#: models.py:156
+#: models.py:173
 msgid "minimum number of players"
 msgstr "nombre minimum de joueurs"
 
-#: models.py:160
+#: models.py:177
 msgid "maximum number of players"
 msgstr "nombre maximum de joueurs"
 
-#: models.py:166
+#: models.py:183
 msgid "comment"
 msgstr "commentaire"
 
-#: models.py:173
+#: models.py:190
 msgid "game"
 msgstr "jeu"
 
-#: models.py:174
+#: models.py:191
 msgid "games"
 msgstr "jeux"
 
@@ -155,19 +167,15 @@ msgstr "Télécharger les données et ajouter un nouveau medium"
 msgid "Fetch only"
 msgstr "Télécharger uniquement les données"
 
-#: validators.py:19
+#: validators.py:18
 msgid "Invalid ISBN: Not a string"
 msgstr "ISBN invalide : ce n'est pas une chaîne de caractères"
 
-#: validators.py:22
+#: validators.py:21
 msgid "Invalid ISBN: Wrong length"
 msgstr "ISBN invalide : mauvaise longueur"
 
-#: validators.py:25
-msgid "Invalid ISBN: Failed checksum"
-msgstr "ISBN invalide : mauvais checksum"
-
-#: validators.py:28
+#: validators.py:27
 msgid "Invalid ISBN: Only upper case allowed"
 msgstr "ISBN invalide : seulement les majuscules sont autorisées"