diff --git a/locale/fr/LC_MESSAGES/django.po b/locale/fr/LC_MESSAGES/django.po
index 5174670..1d033f1 100644
--- a/locale/fr/LC_MESSAGES/django.po
+++ b/locale/fr/LC_MESSAGES/django.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: TFJM\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-04-10 10:00+0200\n"
+"POT-Creation-Date: 2023-04-10 17:24+0200\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: Emmy D'Anello <emmy.danello@animath.fr>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -461,99 +461,102 @@ msgstr "rapporteur⋅e"
 msgid "problem"
 msgstr "numéro de problème"
 
-#: participation/forms.py:30
+#: participation/forms.py:32
 msgid "This name is already used."
 msgstr "Ce nom est déjà utilisé."
 
-#: participation/forms.py:37 participation/models.py:40
+#: participation/forms.py:39 participation/models.py:40
 msgid "The trigram must be composed of three uppercase letters."
 msgstr "Le trigramme doit être composé de trois lettres majuscules."
 
-#: participation/forms.py:40
+#: participation/forms.py:42
 msgid "This trigram is already used."
 msgstr "Ce trigramme est déjà utilisé."
 
-#: participation/forms.py:55
+#: participation/forms.py:57
 msgid "No team was found with this access code."
 msgstr "Aucune équipe n'a été trouvée avec ce code d'accès."
 
-#: participation/forms.py:84 participation/forms.py:343
+#: participation/forms.py:86 participation/forms.py:352
 #: registration/forms.py:122 registration/forms.py:144
 #: registration/forms.py:166 registration/forms.py:188
 #: registration/forms.py:233
 msgid "The uploaded file size must be under 2 Mo."
 msgstr "Le fichier envoyé doit peser moins de 2 Mo."
 
-#: participation/forms.py:86 registration/forms.py:124
+#: participation/forms.py:88 registration/forms.py:124
 #: registration/forms.py:146 registration/forms.py:168
 #: registration/forms.py:190 registration/forms.py:235
 msgid "The uploaded file must be a PDF, PNG of JPEG file."
 msgstr "Le fichier envoyé doit être au format PDF, PNG ou JPEG."
 
-#: participation/forms.py:104
+#: participation/forms.py:106
 msgid "I engage myself to participate to the whole TFJM²."
 msgstr "Je m'engage à participer à l'intégralité du TFJM²."
 
-#: participation/forms.py:119
+#: participation/forms.py:121
 msgid "Message to address to the team:"
 msgstr "Message à adresser à l'équipe :"
 
-#: participation/forms.py:154
+#: participation/forms.py:156
 msgid "The uploaded file size must be under 5 Mo."
 msgstr "Le fichier envoyé doit peser moins de 5 Mo."
 
-#: participation/forms.py:156 participation/forms.py:345
+#: participation/forms.py:158 participation/forms.py:354
 msgid "The uploaded file must be a PDF file."
 msgstr "Le fichier envoyé doit être au format PDF."
 
-#: participation/forms.py:160
+#: participation/forms.py:162
 msgid "The PDF file must not have more than 30 pages."
 msgstr "Le fichier PDF ne doit pas avoir plus de 30 pages."
 
-#: participation/forms.py:210
+#: participation/forms.py:212
 msgid "Add new jury"
 msgstr "Ajouter un⋅e nouvelleau juré⋅e"
 
-#: participation/forms.py:225
+#: participation/forms.py:227
 #: participation/templates/participation/pool_detail.html:101
 #: participation/templates/participation/tournament_detail.html:111
 msgid "Add"
 msgstr "Ajouter"
 
-#: participation/forms.py:238 registration/forms.py:35 registration/forms.py:60
+#: participation/forms.py:240 registration/forms.py:35 registration/forms.py:60
 #: registration/forms.py:91
 msgid "This email address is already used."
 msgstr "Cette adresse e-mail est déjà utilisée."
 
-#: participation/forms.py:248
+#: participation/forms.py:250
 msgid "CSV file:"
 msgstr "Tableur au format CSV :"
 
-#: participation/forms.py:266
+#: participation/forms.py:274
 msgid ""
-"This file contains non-UTF-8 content. Please send your sheet as a CSV file."
+"This file contains non-UTF-8 and non-ISO-8859-1 content. Please send your "
+"sheet as a CSV file."
 msgstr ""
-"Ce fichier contient des éléments non-UTF-8. Merci d'envoyer votre tableur au "
-"format CSV."
+"Ce fichier contient des éléments non-UTF-8 et non-ISO-8859-1. Merci "
+"d'envoyer votre tableur au format CSV."
 
-#: participation/forms.py:281
+#: participation/forms.py:289
 msgid "Can't determine the pool size. Are you sure your file is correct?"
-msgstr "Impossible de déterminer la taille de la poule. Êtes-vous sûr⋅e que le fichier est correct ?"
+msgstr ""
+"Impossible de déterminer la taille de la poule. Êtes-vous sûr⋅e que le "
+"fichier est correct ?"
 
-#: participation/forms.py:301
+#: participation/forms.py:309
 msgid "The following note is higher of the maximum expected value:"
 msgstr "La note suivante est supérieure au maximum attendu :"
 
-#: participation/forms.py:309
+#: participation/forms.py:318
 msgid "The following user was not found:"
 msgstr "L'utilisateur⋅rice suivant n'a pas été trouvé :"
 
-#: participation/forms.py:326
+#: participation/forms.py:335
 msgid "The defender, the opponent and the reporter must be different."
 msgstr ""
 "Læ défenseur⋅se, l'opposant⋅e et læ rapporteur⋅e doivent être différent⋅es."
 
-#: participation/forms.py:330
+#: participation/forms.py:339
 msgid "This defender did not work on this problem."
 msgstr "Ce⋅tte défenseur⋅se ne travaille pas sur ce problème."
 
@@ -1593,15 +1596,15 @@ msgstr "Nouveau compte de juré⋅e pour le TFJM²"
 msgid "The jury {name} has been successfully added!"
 msgstr "Læ juré⋅e {name} a été ajouté⋅e avec succès !"
 
-#: participation/views.py:814
+#: participation/views.py:815
 msgid "The following user is not registered as a jury:"
 msgstr "L'utilisateur⋅rice suivant n'est pas inscrit⋅e en tant que juré⋅e :"
 
-#: participation/views.py:824
+#: participation/views.py:825
 msgid "Notes were successfully uploaded."
 msgstr "Les notes ont bien été envoyées."
 
-#: participation/views.py:1488
+#: participation/views.py:1489
 msgid "You can't upload a synthesis after the deadline."
 msgstr "Vous ne pouvez pas envoyer de note de synthèse après la date limite."
 
diff --git a/participation/forms.py b/participation/forms.py
index a9fed47..7e98462 100644
--- a/participation/forms.py
+++ b/participation/forms.py
@@ -262,10 +262,16 @@ class UploadNotesForm(forms.Form):
             file = cleaned_data['file']
             with file:
                 try:
-                    csvfile = csv.reader(StringIO(file.read().decode()))
+                    data: bytes = file.read()
+                    try:
+                        content = data.decode()
+                    except UnicodeDecodeError:
+                        # This is not UTF-8, grrrr
+                        content = data.decode('latin1')
+                    csvfile = csv.reader(StringIO(content))
                     self.process(csvfile, cleaned_data)
                 except UnicodeDecodeError:
-                    self.add_error('file', _("This file contains non-UTF-8 content. "
+                    self.add_error('file', _("This file contains non-UTF-8 and non-ISO-8859-1 content. "
                                              "Please send your sheet as a CSV file."))
 
         return cleaned_data
@@ -276,7 +282,7 @@ class UploadNotesForm(forms.Form):
         pool_size = 0
         line_length = 0
         for line in csvfile:
-            line = [s for s in line if s]
+            line = [s.strip() for s in line if s]
             if line and line[0] == 'Problème':
                 pool_size = len(line) - 1
                 if pool_size < 3 or pool_size > 5: