diff --git a/dav_events/templates/dav_events/event_registrations.html b/dav_events/templates/dav_events/event_registrations.html
index 3992793..fc63f20 100644
--- a/dav_events/templates/dav_events/event_registrations.html
+++ b/dav_events/templates/dav_events/event_registrations.html
@@ -386,7 +386,7 @@
                             <input type="hidden" name="form_prefix" value="{{ form.prefix }}">
                             <input type="hidden" name="{{ form.prefix }}-id" value="{{ participant.id }}">
                             {% include './includes/participant_form.html' %}
-                            {% if not has_permission_update_participants %}
+                            {% if has_permission_update_participants %}
                             <button type="submit" name="action" value="update_participant" class="btn btn-success">
                                 {% bootstrap_icon 'hdd' %} {% trans 'Speichern' %}
                             </button>
@@ -401,7 +401,7 @@
             {% else %}
             <div class="panel panel-info">
                 <div class="panel-body">
-                    <span class="text-info">{% trans 'Du hast noch keine Teilnehmer hinzugefügt.' %}</span>
+                    <span class="text-info">{% trans 'Es wurden noch keine Teilnehmer hinzugefügt.' %}</span>
                 </div>
             </div>
             {% endif %}
diff --git a/dav_events/templates/dav_events/event_update_form.html b/dav_events/templates/dav_events/event_update_form.html
index 1d3ef79..151b60c 100644
--- a/dav_events/templates/dav_events/event_update_form.html
+++ b/dav_events/templates/dav_events/event_update_form.html
@@ -509,6 +509,7 @@
                             <div class="row">
                                 <div class="col-sm-12">
                                     {% bootstrap_field form.internal_note %}
+                                    {% bootstrap_field form.registration_closed %}
                                 </div>
                             </div>
                             <div class="row">
diff --git a/dav_events/views/events.py b/dav_events/views/events.py
index 93338b8..07cde08 100644
--- a/dav_events/views/events.py
+++ b/dav_events/views/events.py
@@ -476,7 +476,7 @@ class EventUpdateView(EventPermissionMixin, generic.UpdateView):
 
     def get_form(self, form_class=None):
         form = super(EventUpdateView, self).get_form(form_class)
-        if not self.has_permission('accept', self.object):
+        if not (self.has_permission('accept', self.object) or self.has_permission('publish', self.object)):
             form.fields['registration_howto'].disabled = True
             form.fields['planned_publication_date'].disabled = True
             form.fields['planned_publication_date'].widget = forms.generic.forms.HiddenInput()