diff --git a/apps/wei/forms/registration.py b/apps/wei/forms/registration.py
index 808d7eda..cc689bba 100644
--- a/apps/wei/forms/registration.py
+++ b/apps/wei/forms/registration.py
@@ -80,6 +80,11 @@ class WEIChooseBusForm(forms.Form):
 
 
 class WEIMembershipForm(forms.ModelForm):
+    caution_check = forms.BooleanField(
+        required=False,
+        label=_("Caution check given"),
+    )
+
     roles = forms.ModelMultipleChoiceField(
         queryset=WEIRole.objects,
         label=_("WEI Roles"),
@@ -148,6 +153,7 @@ class WEIMembership1AForm(WEIMembershipForm):
     """
     Used to confirm registrations of first year members without choosing a bus now.
     """
+    caution_check = None
     roles = None
 
     def clean(self):
diff --git a/apps/wei/views.py b/apps/wei/views.py
index 4771cb5b..44bab45a 100644
--- a/apps/wei/views.py
+++ b/apps/wei/views.py
@@ -888,6 +888,9 @@ class WEIValidateRegistrationView(ProtectQuerysetMixin, ProtectedCreateView):
         form.fields["last_name"].initial = registration.user.last_name
         form.fields["first_name"].initial = registration.user.first_name
 
+        if "caution_check" in form.fields:
+            form.fields["caution_check"].initial = registration.caution_check
+
         if registration.soge_credit:
             form.fields["credit_type"].disabled = True
             form.fields["credit_type"].initial = NoteSpecial.objects.get(special_type="Virement bancaire")
@@ -929,6 +932,9 @@ class WEIValidateRegistrationView(ProtectQuerysetMixin, ProtectedCreateView):
         club = registration.wei
         user = registration.user
 
+        if "caution_check" in form.data:
+            registration.caution_check = form.data["caution_check"] == "on"
+            registration.save()
         membership = form.instance
         membership.user = user
         membership.club = club
diff --git a/locale/fr/LC_MESSAGES/django.po b/locale/fr/LC_MESSAGES/django.po
index c6ca48b0..18dd1e3d 100644
--- a/locale/fr/LC_MESSAGES/django.po
+++ b/locale/fr/LC_MESSAGES/django.po
@@ -2726,6 +2726,7 @@ msgid "Credit from Société générale"
 msgstr "Crédit de la Société générale"
 
 #: apps/wei/models.py:188
+#: apps/wei/forms/registration.py:84
 msgid "Caution check given"
 msgstr "Chèque de caution donné"