diff --git a/plinth/modules/upgrades/templates/upgrades-new-release.html b/plinth/modules/upgrades/templates/upgrades-new-release.html
index 66832ad0a..d5fae3c3d 100644
--- a/plinth/modules/upgrades/templates/upgrades-new-release.html
+++ b/plinth/modules/upgrades/templates/upgrades-new-release.html
@@ -10,14 +10,14 @@
 </div>
 
 <p>
-  {% blocktrans trimmed with url="https://discuss.freedombox.org/c/announcements/7" %}
+  {% blocktrans trimmed with url="https://discuss.freedombox.org/c/announcements/7" version=data.version %}
     {{ box_name }} has been updated to version {{ version }}. See the
     <a href="{{ url }}">release announcement</a>.
   {% endblocktrans %}
 </p>
 
 <p>
-  <a href="{% url 'notification_dismiss' id='upgrades-new-release' %}?next={{ request.path|iriencode }}"
+  <a href="{% url 'notification_dismiss' id=id %}?next={{ request.path|iriencode }}"
      role="button" class="btn btn-default">
     {% trans "Dismiss" %}
   </a>
diff --git a/plinth/notification.py b/plinth/notification.py
index 9917e33e1..cc733d778 100644
--- a/plinth/notification.py
+++ b/plinth/notification.py
@@ -316,12 +316,13 @@ class Notification(models.StoredNotification):
         return new_dict
 
     @staticmethod
-    def _render(request, template, data):
+    def _render(request, template, context):
         """Use the template name and render it."""
         if not template:
             return None
 
-        context = dict(data, box_name=gettext(cfg.box_name), request=request)
+        context = dict(context, box_name=gettext(cfg.box_name),
+                       request=request)
         try:
             return SimpleTemplateResponse(template, context).render()
         except TemplateDoesNotExist:
@@ -345,14 +346,12 @@ class Notification(models.StoredNotification):
                     action['text'] = Notification._translate(
                         action['text'], data)
 
-            body = Notification._render(request, note.body_template, data)
-            notes.append({
+            note_context = {
                 'id': note.id,
                 'app_id': note.app_id,
                 'severity': note.severity,
                 'title': Notification._translate(note.title, data),
                 'message': Notification._translate(note.message, data),
-                'body': body,
                 'actions': actions,
                 'data': data,
                 'created_time': note.created_time,
@@ -360,6 +359,10 @@ class Notification(models.StoredNotification):
                 'user': note.user,
                 'group': note.group,
                 'dismissed': note.dismissed,
-            })
+            }
+            body = Notification._render(request, note.body_template,
+                                        note_context)
+            note_context['body'] = body
+            notes.append(note_context)
 
         return {'notifications': notes, 'max_severity': max_severity}