diff --git a/apps/participation/templates/participation/participation_detail.html b/apps/participation/templates/participation/participation_detail.html
index 02d6dca..8d1de32 100644
--- a/apps/participation/templates/participation/participation_detail.html
+++ b/apps/participation/templates/participation/participation_detail.html
@@ -181,13 +181,23 @@
     {% url "participation:add_question" pk=participation.pk as modal_action %}
     {% include "base_modal.html" with modal_id="addQuestion" modal_button_type="success" %}
     {% for question in participation.questions.all %}
-        {% trans "Update question" as modal_title %}
-        {% trans "Update" as modal_button %}
-        {% url "participation:update_question" pk=question.pk as modal_action %}
-        {% with number_str=forloop.counter|stringformat:"d" %}
-        {% with modal_id="updateQuestion"|add:number_str %}
-            {% include "base_modal.html" %}
-        {% endwith %}
+        {% with number_str=forloop.counter|stringformat:"d"%}
+            {% with modal_id="updateQuestion"|add:number_str %}
+                {% trans "Delete" as delete %}
+                {% with extra_modal_button='<button class="btn btn-danger" type="button" data-dismiss="modal" data-toggle="modal" data-target="#deleteQuestion'|add:number_str|add:'Modal">'|add:delete|add:"</button>"|safe %}
+                    {% trans "Update question" as modal_title %}
+                    {% trans "Update" as modal_button %}
+                    {% url "participation:update_question" pk=question.pk as modal_action %}
+                    {% include "base_modal.html" %}
+                {% endwith %}
+            {% endwith %}
+
+            {% with modal_id="deleteQuestion"|add:number_str %}
+                {% trans "Delete question" as modal_title %}
+                {% trans "Delete" as modal_button %}
+                {% url "participation:delete_question" pk=question.pk as modal_action %}
+                {% include "base_modal.html" with modal_button_type="danger" %}
+            {% endwith %}
         {% endwith %}
     {% endfor %}
 {% endif %}
@@ -223,6 +233,12 @@
                         if (!modalBody.html().trim())
                             modalBody.load("{% url "participation:update_question" pk=question.pk %} #form-content");
                     });
+
+                    $('button[data-target="#deleteQuestion{{ forloop.counter }}Modal"]').click(function() {
+                        let modalBody = $("#deleteQuestion{{ forloop.counter }}Modal div.modal-body");
+                        if (!modalBody.html().trim())
+                            modalBody.load("{% url "participation:delete_question" pk=question.pk %} #form-content");
+                    });
                 {% endfor %}
             {% endif %}
 
diff --git a/apps/participation/templates/participation/question_confirm_delete.html b/apps/participation/templates/participation/question_confirm_delete.html
new file mode 100644
index 0000000..6c64cb5
--- /dev/null
+++ b/apps/participation/templates/participation/question_confirm_delete.html
@@ -0,0 +1,17 @@
+{% extends "base.html" %}
+
+{% load crispy_forms_filters i18n %}
+
+{% block content %}
+    <form method="post">
+        <div id="form-content">
+            <div class="alert alert-danger">
+                {% trans "Are you sure you want to delete this question?" %}
+            </div>
+            {% csrf_token %}
+            {{ form|crispy }}
+        </div>
+        <button class="btn btn-danger" type="submit">{% trans "Delete" %}</button>
+    </form>
+{% endblock content %}
+
diff --git a/apps/participation/urls.py b/apps/participation/urls.py
index 489b7e8..b3233dc 100644
--- a/apps/participation/urls.py
+++ b/apps/participation/urls.py
@@ -1,10 +1,10 @@
 from django.urls import path
 from django.views.generic import TemplateView
 
-from .views import CalendarView, CreateQuestionView, CreateTeamView, JoinTeamView, MyParticipationDetailView, \
-    MyTeamDetailView, ParticipationDetailView, PhaseUpdateView, SetParticipationReceiveParticipationView, \
-    SetParticipationSendParticipationView, TeamAuthorizationsView, TeamDetailView, TeamLeaveView, TeamUpdateView, \
-    UpdateQuestionView, UploadVideoView
+from .views import CalendarView, CreateQuestionView, CreateTeamView, DeleteQuestionView, JoinTeamView, \
+    MyParticipationDetailView, MyTeamDetailView, ParticipationDetailView, PhaseUpdateView, \
+    SetParticipationReceiveParticipationView, SetParticipationSendParticipationView, TeamAuthorizationsView, \
+    TeamDetailView, TeamLeaveView, TeamUpdateView, UpdateQuestionView, UploadVideoView
 
 
 app_name = "participation"
@@ -26,6 +26,7 @@ urlpatterns = [
          name="participation_send_participation"),
     path("detail/<int:pk>/add-question/", CreateQuestionView.as_view(), name="add_question"),
     path("update-question/<int:pk>/", UpdateQuestionView.as_view(), name="update_question"),
+    path("delete-question/<int:pk>/", DeleteQuestionView.as_view(), name="delete_question"),
     path("calendar/", CalendarView.as_view(), name="calendar"),
     path("calendar/<int:pk>/", PhaseUpdateView.as_view(), name="update_phase"),
     path("chat/", TemplateView.as_view(template_name="participation/chat.html"), name="chat")
diff --git a/apps/participation/views.py b/apps/participation/views.py
index 4832ed1..0d72b5a 100644
--- a/apps/participation/views.py
+++ b/apps/participation/views.py
@@ -13,8 +13,7 @@ from django.shortcuts import redirect
 from django.template.loader import render_to_string
 from django.urls import reverse_lazy
 from django.utils.translation import gettext_lazy as _
-from django.views.generic import CreateView, DetailView, FormView, RedirectView, UpdateView
-from django.views.generic.base import TemplateView
+from django.views.generic import CreateView, DeleteView, DetailView, FormView, RedirectView, TemplateView, UpdateView
 from django.views.generic.edit import FormMixin, ProcessFormView
 from django_tables2 import SingleTableView
 from magic import Magic
@@ -430,6 +429,27 @@ class UpdateQuestionView(LoginRequiredMixin, UpdateView):
         return reverse_lazy("participation:participation_detail", args=(self.object.participation.pk,))
 
 
+class DeleteQuestionView(LoginRequiredMixin, DeleteView):
+    """
+    Remove a question.
+    """
+    model = Question
+
+    def dispatch(self, request, *args, **kwargs):
+        self.object = self.get_object()
+        if not request.user.is_authenticated:
+            return self.handle_no_permission()
+        if request.user.registration.is_admin or \
+                request.user.registration.participates and \
+                request.user.registration.team.pk == self.object.participation.team_id:
+            return super().dispatch(request, *args, **kwargs)
+        raise PermissionDenied
+
+    def get_success_url(self):
+        return reverse_lazy("participation:participation_detail", args=(self.object.participation.pk,))
+
+
+
 class UploadVideoView(LoginRequiredMixin, UpdateView):
     """
     Upload a solution video for a team.
diff --git a/locale/fr/LC_MESSAGES/django.po b/locale/fr/LC_MESSAGES/django.po
index fae4206..9ea9b49 100644
--- a/locale/fr/LC_MESSAGES/django.po
+++ b/locale/fr/LC_MESSAGES/django.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Corres2math\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2020-10-31 18:56+0100\n"
+"POT-Creation-Date: 2020-10-31 22:13+0100\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: Yohann D'ANELLO <yohann.danello@animath.fr>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -30,7 +30,7 @@ msgid "This task failed successfully."
 msgstr "Cette tâche a échoué avec succès."
 
 #: apps/eastereggs/templates/eastereggs/xp_modal.html:16
-#: templates/base_modal.html:18
+#: templates/base_modal.html:19
 msgid "Close"
 msgstr "Fermer"
 
@@ -429,7 +429,7 @@ msgstr "Définir la vidéo reçue"
 
 #: apps/participation/templates/participation/participation_detail.html:151
 #: apps/participation/templates/participation/participation_detail.html:156
-#: apps/participation/templates/participation/participation_detail.html:185
+#: apps/participation/templates/participation/participation_detail.html:189
 #: apps/participation/templates/participation/phase_form.html:11
 #: apps/participation/templates/participation/phase_list.html:18
 #: apps/participation/templates/participation/receive_participation_form.html:11
@@ -469,9 +469,19 @@ msgstr "Ajouter une question"
 msgid "Add"
 msgstr "Ajouter"
 
-#: apps/participation/templates/participation/participation_detail.html:184
+#: apps/participation/templates/participation/participation_detail.html:186
+#: apps/participation/templates/participation/participation_detail.html:197
+#: apps/participation/templates/participation/question_confirm_delete.html:14
+msgid "Delete"
+msgstr "Supprimer"
+
+#: apps/participation/templates/participation/participation_detail.html:188
 msgid "Update question"
-msgstr "Modifier une question"
+msgstr "Modifier la question"
+
+#: apps/participation/templates/participation/participation_detail.html:196
+msgid "Delete question"
+msgstr "Supprimer la question"
 
 #: apps/participation/templates/participation/phase_list.html:10
 #: templates/base.html:68 templates/base.html:70 templates/base.html:217
@@ -482,6 +492,10 @@ msgstr "Calendrier"
 msgid "Update phase"
 msgstr "Modifier la phase"
 
+#: apps/participation/templates/participation/question_confirm_delete.html:9
+msgid "Are you sure you want to delete this question?"
+msgstr "Êtes-vous sûr·e de vouloir supprimer cette question ?"
+
 #: apps/participation/templates/participation/question_form.html:11
 msgid "Send"
 msgstr "Envoyer"
@@ -589,74 +603,74 @@ msgstr "Quitter l'équipe"
 msgid "Are you sure that you want to leave this team?"
 msgstr "Êtes-vous sûr·e de vouloir quitter cette équipe ?"
 
-#: apps/participation/views.py:37 templates/base.html:77
+#: apps/participation/views.py:36 templates/base.html:77
 #: templates/base.html:230
 msgid "Create team"
 msgstr "Créer une équipe"
 
-#: apps/participation/views.py:44 apps/participation/views.py:90
+#: apps/participation/views.py:43 apps/participation/views.py:89
 msgid "You don't participate, so you can't create a team."
 msgstr "Vous ne participez pas, vous ne pouvez pas créer d'équipe."
 
-#: apps/participation/views.py:46 apps/participation/views.py:92
+#: apps/participation/views.py:45 apps/participation/views.py:91
 msgid "You are already in a team."
 msgstr "Vous êtes déjà dans une équipe."
 
-#: apps/participation/views.py:83 templates/base.html:82
+#: apps/participation/views.py:82 templates/base.html:82
 #: templates/base.html:226
 msgid "Join team"
 msgstr "Rejoindre une équipe"
 
-#: apps/participation/views.py:134 apps/participation/views.py:301
-#: apps/participation/views.py:334
+#: apps/participation/views.py:133 apps/participation/views.py:300
+#: apps/participation/views.py:333
 msgid "You are not in a team."
 msgstr "Vous n'êtes pas dans une équipe."
 
-#: apps/participation/views.py:135 apps/participation/views.py:335
+#: apps/participation/views.py:134 apps/participation/views.py:334
 msgid "You don't participate, so you don't have any team."
 msgstr "Vous ne participez pas, vous n'avez donc pas d'équipe."
 
-#: apps/participation/views.py:180
+#: apps/participation/views.py:179
 msgid "You don't participate, so you can't request the validation of the team."
 msgstr ""
 "Vous ne participez pas, vous ne pouvez pas demander la validation de "
 "l'équipe."
 
-#: apps/participation/views.py:183
+#: apps/participation/views.py:182
 msgid "The validation of the team is already done or pending."
 msgstr "La validation de l'équipe est déjà faite ou en cours."
 
-#: apps/participation/views.py:196
+#: apps/participation/views.py:195
 msgid "You are not an administrator."
 msgstr "Vous n'êtes pas administrateur."
 
-#: apps/participation/views.py:199
+#: apps/participation/views.py:198
 msgid "This team has no pending validation."
 msgstr "L'équipe n'a pas de validation en attente."
 
-#: apps/participation/views.py:218
+#: apps/participation/views.py:217
 msgid "You must specify if you validate the registration or not."
 msgstr "Vous devez spécifier si vous validez l'inscription ou non."
 
-#: apps/participation/views.py:281 apps/registration/views.py:235
+#: apps/participation/views.py:280 apps/registration/views.py:235
 #, python-brace-format
 msgid "Photo authorization of {student}.{ext}"
 msgstr "Autorisation de droit à l'image de {student}.{ext}"
 
-#: apps/participation/views.py:285
+#: apps/participation/views.py:284
 #, python-brace-format
 msgid "Photo authorizations of team {trigram}.zip"
 msgstr "Autorisations de droit à l'image de l'équipe {trigram}.zip"
 
-#: apps/participation/views.py:303
+#: apps/participation/views.py:302
 msgid "The team is already validated or the validation is pending."
 msgstr "La validation de l'équipe est déjà faite ou en cours."
 
-#: apps/participation/views.py:347
+#: apps/participation/views.py:346
 msgid "The team is not validated yet."
 msgstr "L'équipe n'est pas encore validée."
 
-#: apps/participation/views.py:356
+#: apps/participation/views.py:355
 #, python-brace-format
 msgid "Participation of team {trigram}"
 msgstr "Participation de l'équipe {trigram}"
diff --git a/templates/base_modal.html b/templates/base_modal.html
index 083a9b4..ab9cf2a 100644
--- a/templates/base_modal.html
+++ b/templates/base_modal.html
@@ -12,6 +12,7 @@
                 </div>
                 <div class="modal-body">{{ modal_content }}</div>
                 <div class="modal-footer">
+                    {{ extra_modal_button }}
                     {% if modal_button %}
                         <button type="submit" class="btn btn-{{ modal_button_type|default:"primary" }}">{{ modal_button }}</button>
                     {% endif %}