diff --git a/judge/admin/ticket.py b/judge/admin/ticket.py
index 737bee53c..2dcddace9 100644
--- a/judge/admin/ticket.py
+++ b/judge/admin/ticket.py
@@ -1,9 +1,10 @@
-from django.contrib.admin import ModelAdmin
 from django.contrib.admin.options import StackedInline
 from django.forms import ModelForm
 from django.urls import reverse_lazy
+from reversion.admin import VersionAdmin
 
 from judge.models import TicketMessage
+from judge.utils.views import NoBatchDeleteMixin
 from judge.widgets import AdminHeavySelect2MultipleWidget, AdminHeavySelect2Widget, AdminMartorWidget
 
 
@@ -29,7 +30,7 @@ class Meta:
         }
 
 
-class TicketAdmin(ModelAdmin):
+class TicketAdmin(NoBatchDeleteMixin, VersionAdmin):
     fields = ('title', 'time', 'user', 'assignees', 'content_type', 'object_id', 'notes')
     readonly_fields = ('time',)
     list_display = ('title', 'user', 'time', 'linked_item')
diff --git a/judge/models/__init__.py b/judge/models/__init__.py
index 8b2828236..1e9db2f79 100644
--- a/judge/models/__init__.py
+++ b/judge/models/__init__.py
@@ -28,4 +28,5 @@
 revisions.register(Comment, fields=['author', 'time', 'page', 'score', 'body', 'hidden', 'parent'])
 revisions.register(TagProblem)
 revisions.register(TagData, follow=['problem'])
+revisions.register(Ticket)
 del revisions
diff --git a/judge/views/ticket.py b/judge/views/ticket.py
index fb42ac595..8847a80fe 100644
--- a/judge/views/ticket.py
+++ b/judge/views/ticket.py
@@ -17,6 +17,7 @@
 from django.views.generic import ListView
 from django.views.generic.detail import SingleObjectMixin
 from django.views.generic.edit import FormView
+from reversion import revisions
 
 from judge import event_poster as event
 from judge.models import GeneralIssue, Problem, Profile, Ticket, TicketMessage
@@ -208,8 +209,11 @@ def post(self, request, *args, **kwargs):
             raise ImproperlyConfigured('Need to define open or contributive')
         ticket = self.get_object()
         if self.open is not None and ticket.is_open != self.open:
-            ticket.is_open = self.open
-            ticket.save()
+            with revisions.create_revision(atomic=True):
+                revisions.set_comment('Opened' if self.open else 'Closed')
+                revisions.set_user(self.request.user)
+                ticket.is_open = self.open
+                ticket.save()
             if event.real:
                 event.post('tickets', {
                     'type': 'ticket-status', 'id': ticket.id,
@@ -224,10 +228,13 @@ def post(self, request, *args, **kwargs):
         if self.contributive is not None and ticket.is_contributive != self.contributive:
             if not request.user.has_perm('change_ticket') and self.request.profile == ticket.user:
                 return HttpResponseBadRequest(_('You cannot vote your own ticket.'), content_type='text/plain')
-            ticket.user.update_contribution_points(settings.VNOJ_CP_TICKET *
-                                                   (self.contributive - ticket.is_contributive))
-            ticket.is_contributive = self.contributive
-            ticket.save()
+            with revisions.create_revision(atomic=True):
+                revisions.set_comment('Upvoted' if self.contributive else 'Downvoted')
+                revisions.set_user(self.request.user)
+                ticket.user.update_contribution_points(settings.VNOJ_CP_TICKET *
+                                                       (self.contributive - ticket.is_contributive))
+                ticket.is_contributive = self.contributive
+                ticket.save()
         return HttpResponse(status=204)