diff --git a/core/templates/core/group_detail.jinja b/core/templates/core/group_detail.jinja
index 45c857e4..3e9dfe45 100644
--- a/core/templates/core/group_detail.jinja
+++ b/core/templates/core/group_detail.jinja
@@ -1,4 +1,5 @@
 {% extends "core/base.jinja" %}
+{% from "core/macros.jinja" import select_all_checkbox %}
 
 {% block title %}
     {% trans %}Group detail{% endtrans %}
@@ -11,6 +12,8 @@
         <p>{% trans %}No user in this group{% endtrans %}</p>
     {% else %}
         <form action="{{ url('core:group_detail', object.id) }}" method="post" id="add_users">
+            {{ select_all_checkbox("add_users") }}
+            <hr>
             {% csrf_token %}
             <label for="{{ form.users_removed.id_for_label }}">{{ form.users_removed.label }} :</label>
             {{ form.users_removed.errors }}
diff --git a/core/templates/core/macros.jinja b/core/templates/core/macros.jinja
index f713259a..36b9ed05 100644
--- a/core/templates/core/macros.jinja
+++ b/core/templates/core/macros.jinja
@@ -132,3 +132,18 @@
         <span class="disabled">{% trans %}Next{% endtrans %}</span>
     {% endif %}
 {% endmacro %}
+
+{% macro select_all_checkbox(form_id) %}
+    <script type="text/javascript">
+        function checkbox_{{form_id}}(value) {
+            list = document.getElementById("{{ form_id }}").getElementsByTagName("input");
+            for (let element of list){
+              if (element.type == "checkbox"){
+                element.checked = value;
+              }
+            }
+        }
+    </script>
+    <button type="button" onclick="checkbox_{{form_id}}(true);">{% trans %}Select All{% endtrans %}</button>
+    <button type="button" onclick="checkbox_{{form_id}}(false);">{% trans %}Unselect All{% endtrans %}</button>
+{% endmacro %}
\ No newline at end of file
diff --git a/locale/fr/LC_MESSAGES/django.po b/locale/fr/LC_MESSAGES/django.po
index d471fca3..19257e11 100644
--- a/locale/fr/LC_MESSAGES/django.po
+++ b/locale/fr/LC_MESSAGES/django.po
@@ -6,7 +6,7 @@
 msgid ""
 msgstr ""
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-04-11 01:41+0200\n"
+"POT-Creation-Date: 2019-04-22 14:57+0200\n"
 "PO-Revision-Date: 2016-07-18\n"
 "Last-Translator: Skia <skia@libskia.so>\n"
 "Language-Team: AE info <ae.info@utbm.fr>\n"
@@ -361,8 +361,8 @@ msgstr "Compte en banque : "
 #: com/templates/com/weekmail.jinja:62 core/templates/core/file_detail.jinja:25
 #: core/templates/core/file_detail.jinja:62
 #: core/templates/core/file_moderation.jinja:24
-#: core/templates/core/group_detail.jinja:23
-#: core/templates/core/group_list.jinja:22 core/templates/core/macros.jinja:93
+#: core/templates/core/group_detail.jinja:26
+#: core/templates/core/group_list.jinja:25 core/templates/core/macros.jinja:93
 #: core/templates/core/macros.jinja:112 core/templates/core/page_prop.jinja:14
 #: core/templates/core/user_account_detail.jinja:38
 #: core/templates/core/user_detail.jinja:178
@@ -418,7 +418,7 @@ msgstr "Nouveau compte club"
 #: com/templates/com/poster_list.jinja:45
 #: com/templates/com/screen_list.jinja:26 com/templates/com/weekmail.jinja:32
 #: com/templates/com/weekmail.jinja:61 core/templates/core/file.jinja:38
-#: core/templates/core/group_list.jinja:21 core/templates/core/page.jinja:35
+#: core/templates/core/group_list.jinja:24 core/templates/core/page.jinja:35
 #: core/templates/core/poster_list.jinja:40
 #: core/templates/core/user_tools.jinja:42 core/views/user.py:237
 #: counter/templates/counter/cash_summary_list.jinja:53
@@ -1033,7 +1033,7 @@ msgstr "Rôle"
 
 #: club/templates/club/club_members.jinja:10
 #: club/templates/club/club_old_members.jinja:10
-#: core/templates/core/group_list.jinja:14
+#: core/templates/core/group_list.jinja:15
 #: core/templates/core/user_clubs.jinja:17
 #: core/templates/core/user_clubs.jinja:43
 msgid "Description"
@@ -2575,16 +2575,16 @@ msgstr "Modération des fichiers"
 msgid "Full name: "
 msgstr "Nom complet : "
 
-#: core/templates/core/group_detail.jinja:4
+#: core/templates/core/group_detail.jinja:5
 msgid "Group detail"
 msgstr "Détail du groupe"
 
-#: core/templates/core/group_detail.jinja:9
+#: core/templates/core/group_detail.jinja:10
 #: core/templates/core/group_edit.jinja:4
 msgid "Back to list"
 msgstr "Retour à la liste"
 
-#: core/templates/core/group_detail.jinja:11
+#: core/templates/core/group_detail.jinja:12
 msgid "No user in this group"
 msgstr "Aucun utilisateur dans ce groupe"
 
@@ -2607,11 +2607,11 @@ msgstr "Liste des groupes"
 msgid "New group"
 msgstr "Nouveau groupe"
 
-#: core/templates/core/group_list.jinja:12
+#: core/templates/core/group_list.jinja:13
 msgid "ID"
 msgstr "ID"
 
-#: core/templates/core/group_list.jinja:13
+#: core/templates/core/group_list.jinja:14
 msgid "Group"
 msgstr "Groupe"
 
@@ -2680,6 +2680,14 @@ msgstr "actuel"
 msgid "Next"
 msgstr "Suivant"
 
+#: core/templates/core/macros.jinja:147
+msgid "Select All"
+msgstr "Tout sélectionner"
+
+#: core/templates/core/macros.jinja:148
+msgid "Unselect All"
+msgstr "Tout désélectionner"
+
 #: core/templates/core/macros_pages.jinja:4
 #, python-format
 msgid "You're seeing the history of page \"%(page_name)s\""