diff --git a/apps/wei/forms/registration.py b/apps/wei/forms/registration.py
index a2118e34..0e00705a 100644
--- a/apps/wei/forms/registration.py
+++ b/apps/wei/forms/registration.py
@@ -129,7 +129,8 @@ class WEIMembershipForm(forms.ModelForm):
                 attrs={
                     'api_url': '/api/wei/team/',
                     'placeholder': 'Équipe ...',
-                }
+                },
+                resetable=True,
             ),
         }
 
diff --git a/apps/wei/templates/wei/weiregistration_form.html b/apps/wei/templates/wei/weiregistration_form.html
index 9cf507c8..06a14be5 100644
--- a/apps/wei/templates/wei/weiregistration_form.html
+++ b/apps/wei/templates/wei/weiregistration_form.html
@@ -16,27 +16,29 @@
 {% endblock %}
 
 {% block extrajavascript %}
-    <script>
-    $(document).ready(function() {
-        function refreshTeams() {
-            let buses = [];
-            $("input[name='bus']:checked").each(function(ignored) {
-                buses.push($(this).parent().text().trim());
-            });
-            console.log(buses);
-            $("input[name='team']").each(function() {
-                let label = $(this).parent();
-                $(this).parent().addClass('d-none');
-                buses.forEach(function(bus) {
-                    if (label.text().includes(bus))
-                        label.removeClass('d-none');
+    {% if not object.membership %}
+        <script>
+        $(document).ready(function() {
+            function refreshTeams() {
+                let buses = [];
+                $("input[name='bus']:checked").each(function(ignored) {
+                    buses.push($(this).parent().text().trim());
                 });
-            });
-        }
+                console.log(buses);
+                $("input[name='team']").each(function() {
+                    let label = $(this).parent();
+                    $(this).parent().addClass('d-none');
+                    buses.forEach(function(bus) {
+                        if (label.text().includes(bus))
+                            label.removeClass('d-none');
+                    });
+                });
+            }
 
-        $("input[name='bus']").change(refreshTeams);
+            $("input[name='bus']").change(refreshTeams);
 
-        refreshTeams();
-    });
-    </script>
+            refreshTeams();
+        });
+        </script>
+    {% endif %}
 {% endblock %}
diff --git a/apps/wei/views.py b/apps/wei/views.py
index b8dd8fa2..27a6efe7 100644
--- a/apps/wei/views.py
+++ b/apps/wei/views.py
@@ -607,6 +607,11 @@ class WEIUpdateRegistrationView(ProtectQuerysetMixin, LoginRequiredMixin, Update
                 if not PermissionBackend.check_perm(
                         self.request.user, "wei.change_membership_" + field_name, self.object.membership):
                     field.widget = HiddenInput()
+            del membership_form.fields["credit_type"]
+            del membership_form.fields["credit_amount"]
+            del membership_form.fields["first_name"]
+            del membership_form.fields["last_name"]
+            del membership_form.fields["bank"]
             context["membership_form"] = membership_form
         elif not self.object.first_year and PermissionBackend.check_perm(
                 self.request.user, "wei.change_weiregistration_information_json", self.object):