diff --git a/layerindex/admin.py b/layerindex/admin.py
index 0fd0af3..a7c6278 100644
--- a/layerindex/admin.py
+++ b/layerindex/admin.py
@@ -176,6 +176,10 @@ class RecipeChangesetAdmin(admin.ModelAdmin):
         RecipeChangeInline
     ]
 
+class ComparisonRecipeUpdateAdmin(admin.ModelAdmin):
+    model = ComparisonRecipeUpdate
+    list_filter = ['update']
+
 admin.site.register(Branch, BranchAdmin)
 admin.site.register(YPCompatibleVersion, YPCompatibleVersionAdmin)
 admin.site.register(LayerItem, LayerItemAdmin)
@@ -199,5 +203,6 @@ admin.site.register(Patch)
 admin.site.register(LayerRecipeExtraURL)
 admin.site.register(RecipeChangeset, RecipeChangesetAdmin)
 admin.site.register(ClassicRecipe, ClassicRecipeAdmin)
+admin.site.register(ComparisonRecipeUpdate, ComparisonRecipeUpdateAdmin)
 admin.site.register(PythonEnvironment)
 admin.site.register(SiteNotice)
diff --git a/layerindex/migrations/0020_update_manual.py b/layerindex/migrations/0020_update_manual.py
new file mode 100644
index 0000000..1423a82
--- /dev/null
+++ b/layerindex/migrations/0020_update_manual.py
@@ -0,0 +1,50 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.12 on 2018-06-07 04:55
+from __future__ import unicode_literals
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('layerindex', '0019_layeritem_classic_comparison'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='ComparisonRecipeUpdate',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('meta_updated', models.BooleanField(default=False)),
+                ('link_updated', models.BooleanField(default=False)),
+            ],
+        ),
+        migrations.AlterModelOptions(
+            name='classicrecipe',
+            options={'permissions': (('edit_classic', 'Can edit OE-Classic recipes'), ('update_comparison_branch', 'Can update comparison branches'))},
+        ),
+        migrations.AddField(
+            model_name='update',
+            name='task_id',
+            field=models.CharField(blank=True, db_index=True, max_length=50),
+        ),
+        migrations.AddField(
+            model_name='update',
+            name='triggered_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AddField(
+            model_name='comparisonrecipeupdate',
+            name='recipe',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='layerindex.ClassicRecipe'),
+        ),
+        migrations.AddField(
+            model_name='comparisonrecipeupdate',
+            name='update',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='layerindex.Update'),
+        ),
+    ]
diff --git a/layerindex/models.py b/layerindex/models.py
index e3d2776..d7e9779 100644
--- a/layerindex/models.py
+++ b/layerindex/models.py
@@ -95,6 +95,8 @@ class Update(models.Model):
     finished = models.DateTimeField(blank=True, null=True)
     log = models.TextField(blank=True)
     reload = models.BooleanField('Reloaded', default=False, help_text='Was this update a reload?')
+    task_id = models.CharField(max_length=50, blank=True, db_index=True)
+    triggered_by = models.ForeignKey(User, blank=True, null=True, on_delete=models.SET_NULL)
 
     def __str__(self):
         return '%s' % self.started
@@ -571,6 +573,7 @@ class ClassicRecipe(Recipe):
     class Meta:
         permissions = (
             ("edit_classic", "Can edit OE-Classic recipes"),
+            ("update_comparison_branch", "Can update comparison branches"),
         )
 
     def get_cover_desc(self):
@@ -598,6 +601,16 @@ class ClassicRecipe(Recipe):
         return desc
 
 
+class ComparisonRecipeUpdate(models.Model):
+    update = models.ForeignKey(Update)
+    recipe = models.ForeignKey(ClassicRecipe)
+    meta_updated = models.BooleanField(default=False)
+    link_updated = models.BooleanField(default=False)
+
+    def __str__(self):
+        return '%s - %s' % (self.update, self.recipe)
+
+
 class Machine(models.Model):
     layerbranch = models.ForeignKey(LayerBranch)
     name = models.CharField(max_length=255)
diff --git a/layerindex/tasks.py b/layerindex/tasks.py
index de80804..8fdb736 100644
--- a/layerindex/tasks.py
+++ b/layerindex/tasks.py
@@ -3,6 +3,8 @@ from django.core.mail import EmailMessage
 from . import utils
 import os
 import time
+import subprocess
+from datetime import datetime
 
 try:
     import settings
@@ -22,3 +24,24 @@ def send_email(subject, text_content, from_email=settings.DEFAULT_FROM_EMAIL, to
     utils.setup_django()
     msg = EmailMessage(subject, text_content, from_email, to_emails)
     msg.send()
+
+@tasks.task(bind=True)
+def run_update_command(self, branch_name, update_command):
+    utils.setup_django()
+    from layerindex.models import Update
+    updateobj = Update.objects.get(task_id=self.request.id)
+    updateobj.started = datetime.now()
+    updateobj.save()
+    output = ''
+    update_command = update_command.replace('%update%', str(updateobj.id))
+    update_command = update_command.replace('%branch%', branch_name)
+    try:
+        output = utils.runcmd(update_command, os.path.dirname(os.path.dirname(__file__)))
+    except subprocess.CalledProcessError as e:
+        output = e.output
+    except Exception as e:
+        output = str(e)
+    finally:
+        updateobj.log = output
+        updateobj.finished = datetime.now()
+        updateobj.save()
diff --git a/layerindex/templatetags/extrafilters.py b/layerindex/templatetags/extrafilters.py
index 7fb84db..852e426 100644
--- a/layerindex/templatetags/extrafilters.py
+++ b/layerindex/templatetags/extrafilters.py
@@ -1,3 +1,4 @@
+from datetime import datetime
 from django import template
 from .. import utils
 
@@ -10,3 +11,25 @@ def replace_commas(string):
 @register.filter
 def squashspaces(strval):
     return utils.squashspaces(strval)
+
+@register.filter
+def timesince2(date, date2=None):
+    # Based on http://www.didfinishlaunchingwithoptions.com/a-better-timesince-template-filter-for-django/
+    if date2 is None:
+        date2 = datetime.now()
+    if date > date2:
+        return '0 seconds'
+    diff = date2 - date
+    periods = (
+        (diff.days // 365, 'year', 'years'),
+        (diff.days // 30, 'month', 'months'),
+        (diff.days // 7, 'week', 'weeks'),
+        (diff.days, 'day', 'days'),
+        (diff.seconds // 3600, 'hour', 'hours'),
+        (diff.seconds // 60, 'minute', 'minutes'),
+        (diff.seconds, 'second', 'seconds'),
+    )
+    for period, singular, plural in periods:
+        if period:
+            return '%d %s' % (period, singular if period == 1 else plural)
+    return '0 seconds'
diff --git a/layerindex/tools/import_otherdistro.py b/layerindex/tools/import_otherdistro.py
index cb8ea39..bd83438 100755
--- a/layerindex/tools/import_otherdistro.py
+++ b/layerindex/tools/import_otherdistro.py
@@ -336,6 +336,17 @@ def check_branch_layer(args):
     return 0, layerbranch
 
 
+def get_update_obj(args):
+    updateobj = None
+    if args.update:
+        updateobj = Update.objects.filter(id=int(args.update))
+        if not updateobj:
+            logger.error("Specified update id %s does not exist in database" % args.update)
+            sys.exit(1)
+        updateobj = updateobj.first()
+    return updateobj
+
+
 def import_pkgspec(args):
     utils.setup_django()
     import settings
@@ -346,6 +357,8 @@ def import_pkgspec(args):
     if ret:
         return ret
 
+    updateobj = get_update_obj(args)
+
     metapath = args.pkgdir
 
     try:
@@ -378,6 +391,10 @@ def import_pkgspec(args):
                         existingentry = (specpath, specfn)
                         if existingentry in existing:
                             existing.remove(existingentry)
+                        if updateobj:
+                            rupdate, _ = ComparisonRecipeUpdate.objects.get_or_create(update=updateobj, recipe=recipe)
+                            rupdate.meta_updated = True
+                            rupdate.save()
                 else:
                     logger.warn('Missing spec file in %s' % os.path.join(metapath, entry))
 
@@ -452,6 +469,8 @@ def import_deblist(args):
     if ret:
         return ret
 
+    updateobj = get_update_obj(args)
+
     try:
         with transaction.atomic():
             layerrecipes = ClassicRecipe.objects.filter(layerbranch=layerbranch)
@@ -483,6 +502,10 @@ def import_deblist(args):
                 recipe.save()
                 if pkgname in existing:
                     existing.remove(pkgname)
+                if updateobj:
+                    rupdate, _ = ComparisonRecipeUpdate.objects.get_or_create(update=updateobj, recipe=recipe)
+                    rupdate.meta_updated = True
+                    rupdate.save()
 
             pkgs = []
             pkginfo = {}
@@ -545,6 +568,7 @@ def main():
     parser_pkgspec.add_argument('branch', help='Branch to import into')
     parser_pkgspec.add_argument('layer', help='Layer to import into')
     parser_pkgspec.add_argument('pkgdir', help='Top level directory containing package subdirectories')
+    parser_pkgspec.add_argument('-u', '--update', help='Specify update record to link to')
     parser_pkgspec.add_argument('-n', '--dry-run', help='Don\'t write any data back to the database', action='store_true')
     parser_pkgspec.set_defaults(func=import_pkgspec)
 
@@ -564,6 +588,7 @@ def main():
     parser_deblist.add_argument('branch', help='Branch to import into')
     parser_deblist.add_argument('layer', help='Layer to import into')
     parser_deblist.add_argument('pkglistfile', help='File containing a list of packages, as produced by: apt-cache show "*"')
+    parser_deblist.add_argument('-u', '--update', help='Specify update record to link to')
     parser_deblist.add_argument('-n', '--dry-run', help='Don\'t write any data back to the database', action='store_true')
     parser_deblist.set_defaults(func=import_deblist)
 
diff --git a/layerindex/tools/update_classic_status.py b/layerindex/tools/update_classic_status.py
index 3f17923..d8cab48 100755
--- a/layerindex/tools/update_classic_status.py
+++ b/layerindex/tools/update_classic_status.py
@@ -35,6 +35,9 @@ def main():
     parser.add_option("-l", "--layer",
             help = "Specify layer to import into",
             action="store", dest="layer", default='oe-classic')
+    parser.add_option("-u", "--update",
+            help = "Specify update record to link to",
+            action="store", dest="update")
     parser.add_option("-n", "--dry-run",
             help = "Don't write any data back to the database",
             action="store_true", dest="dryrun")
@@ -51,7 +54,7 @@ def main():
     options, args = parser.parse_args(sys.argv)
 
     utils.setup_django()
-    from layerindex.models import LayerItem, LayerBranch, Recipe, ClassicRecipe
+    from layerindex.models import LayerItem, LayerBranch, Recipe, ClassicRecipe, Update, ComparisonRecipeUpdate
     from django.db import transaction
 
     logger.setLevel(options.loglevel)
@@ -68,6 +71,14 @@ def main():
         logger.error("Specified branch %s does not exist in database" % options.branch)
         sys.exit(1)
 
+    updateobj = None
+    if options.update:
+        updateobj = Update.objects.filter(id=int(options.update))
+        if not updateobj:
+            logger.error("Specified update id %s does not exist in database" % options.update)
+            sys.exit(1)
+        updateobj = updateobj.first()
+
     if options.skip:
         skiplist = options.skip.split(',')
     else:
@@ -82,6 +93,7 @@ def main():
                 if recipe.pn in skiplist:
                     logger.debug('Skipping %s' % recipe.pn)
                     continue
+                updated = False
                 sanepn = recipe.pn.lower().replace('_', '-')
                 replquery = recipe_pn_query(sanepn)
                 found = False
@@ -92,6 +104,7 @@ def main():
                     recipe.cover_status = 'D'
                     recipe.cover_verified = False
                     recipe.save()
+                    updated = True
                     found = True
                     break
                 if not found:
@@ -107,6 +120,7 @@ def main():
                                     recipe.cover_status = 'P'
                                     recipe.cover_verified = False
                                     recipe.save()
+                                    updated = True
                                     found = True
                                     break
                             if not found and recipe.pn.endswith('-nativesdk'):
@@ -119,6 +133,7 @@ def main():
                                     recipe.cover_status = 'R'
                                     recipe.cover_verified = False
                                     recipe.save()
+                                    updated = True
                                     found = True
                                     break
                     else:
@@ -137,6 +152,7 @@ def main():
                                         recipe.cover_status = 'D'
                                         recipe.cover_verified = False
                                         recipe.save()
+                                        updated = True
                                         found = True
                                         break
                                     if found:
@@ -144,6 +160,7 @@ def main():
                                 if not found:
                                     recipe.classic_category = 'python'
                                     recipe.save()
+                                    updated = True
                             elif 'cpan.org' in source0.url:
                                 perlpn = sanepn
                                 if perlpn.startswith('perl-'):
@@ -158,18 +175,22 @@ def main():
                                     recipe.cover_status = 'D'
                                     recipe.cover_verified = False
                                     recipe.save()
+                                    updated = True
                                     found = True
                                     break
                                 if not found:
                                     recipe.classic_category = 'perl'
                                     recipe.save()
+                                    updated = True
                         if not found:
                             if recipe.pn.startswith('R-'):
                                 recipe.classic_category = 'R'
                                 recipe.save()
+                                updated = True
                             elif recipe.pn.startswith('rubygem-'):
                                 recipe.classic_category = 'ruby'
                                 recipe.save()
+                                updated = True
                             elif recipe.pn.startswith('jdk-'):
                                 sanepn = sanepn[4:]
                                 replquery = recipe_pn_query(sanepn)
@@ -180,10 +201,12 @@ def main():
                                     recipe.cover_status = 'D'
                                     recipe.cover_verified = False
                                     recipe.save()
+                                    updated = True
                                     found = True
                                     break
                                 recipe.classic_category = 'java'
                                 recipe.save()
+                                updated = True
                             elif recipe.pn.startswith('golang-'):
                                 if recipe.pn.startswith('golang-github-'):
                                     sanepn = 'go-' + sanepn[14:]
@@ -197,14 +220,20 @@ def main():
                                     recipe.cover_status = 'D'
                                     recipe.cover_verified = False
                                     recipe.save()
+                                    updated = True
                                     found = True
                                     break
                                 recipe.classic_category = 'go'
                                 recipe.save()
+                                updated = True
                             elif recipe.pn.startswith('gnome-'):
                                 recipe.classic_category = 'gnome'
                                 recipe.save()
-
+                                updated = True
+                if updated and updateobj:
+                    rupdate, _ = ComparisonRecipeUpdate.objects.get_or_create(update=updateobj, recipe=recipe)
+                    rupdate.link_updated = True
+                    rupdate.save()
 
             if options.dryrun:
                 raise DryRunRollbackException()
diff --git a/layerindex/urls.py b/layerindex/urls.py
index c8d75a2..4a78d36 100644
--- a/layerindex/urls.py
+++ b/layerindex/urls.py
@@ -8,7 +8,7 @@ from django.conf.urls import *
 from django.views.generic import TemplateView, DetailView, ListView, RedirectView
 from django.views.defaults import page_not_found
 from django.core.urlresolvers import reverse_lazy
-from layerindex.views import LayerListView, LayerReviewListView, LayerReviewDetailView, RecipeSearchView, MachineSearchView, LayerDetailView, edit_layer_view, delete_layer_view, edit_layernote_view, delete_layernote_view, HistoryListView, EditProfileFormView, AdvancedRecipeSearchView, BulkChangeView, BulkChangeSearchView, bulk_change_edit_view, bulk_change_patch_view, BulkChangeDeleteView, RecipeDetailView, RedirectParamsView, ClassicRecipeSearchView, ClassicRecipeDetailView, ClassicRecipeStatsView, LayerUpdateDetailView, UpdateListView, UpdateDetailView, StatsView, publish_view, LayerCheckListView, BBClassCheckListView
+from layerindex.views import LayerListView, LayerReviewListView, LayerReviewDetailView, RecipeSearchView, MachineSearchView, LayerDetailView, edit_layer_view, delete_layer_view, edit_layernote_view, delete_layernote_view, HistoryListView, EditProfileFormView, AdvancedRecipeSearchView, BulkChangeView, BulkChangeSearchView, bulk_change_edit_view, bulk_change_patch_view, BulkChangeDeleteView, RecipeDetailView, RedirectParamsView, ClassicRecipeSearchView, ClassicRecipeDetailView, ClassicRecipeStatsView, LayerUpdateDetailView, UpdateListView, UpdateDetailView, StatsView, publish_view, LayerCheckListView, BBClassCheckListView, TaskStatusView
 from layerindex.models import LayerItem, Recipe, RecipeChangeset
 from rest_framework import routers
 from . import restviews
@@ -156,6 +156,10 @@ urlpatterns = [
         ClassicRecipeDetailView.as_view(
             template_name='layerindex/classicrecipedetail.html'),
             name='comparison_recipe'),
+    url(r'^task/(?P<task_id>[-\w]+)/$',
+        TaskStatusView.as_view(
+            template_name='layerindex/task.html'),
+            name='task_status'),
     url(r'^ajax/layerchecklist/(?P<branch>[-\w]+)/$',
         LayerCheckListView.as_view(
             template_name='layerindex/layerchecklist.html'),
diff --git a/layerindex/urls_branch.py b/layerindex/urls_branch.py
index 2809147..2fa925a 100644
--- a/layerindex/urls_branch.py
+++ b/layerindex/urls_branch.py
@@ -7,7 +7,7 @@
 from django.conf.urls import *
 from django.views.defaults import page_not_found
 from django.core.urlresolvers import reverse_lazy
-from layerindex.views import LayerListView, RecipeSearchView, MachineSearchView, DistroSearchView, ClassSearchView, LayerDetailView, edit_layer_view, delete_layer_view, edit_layernote_view, delete_layernote_view, RedirectParamsView, DuplicatesView, LayerUpdateDetailView, layer_export_recipes_csv_view
+from layerindex.views import LayerListView, RecipeSearchView, MachineSearchView, DistroSearchView, ClassSearchView, LayerDetailView, edit_layer_view, delete_layer_view, edit_layernote_view, delete_layernote_view, RedirectParamsView, DuplicatesView, LayerUpdateDetailView, layer_export_recipes_csv_view, comparison_update_view
 
 urlpatterns = [
     url(r'^$', 
@@ -44,4 +44,7 @@ urlpatterns = [
         DuplicatesView.as_view(
             template_name='layerindex/duplicates.html'),
             name='duplicates'),
+    url(r'^comparison_update/$',
+        comparison_update_view,
+        name='comparison_update'),
 ]
diff --git a/layerindex/views.py b/layerindex/views.py
index 1266e3b..4993806 100644
--- a/layerindex/views.py
+++ b/layerindex/views.py
@@ -1182,6 +1182,14 @@ class ClassicRecipeSearchView(RecipeSearchView):
         else:
             context['excludeclasses_display'] = ' (none)'
             context['excludeclasses'] = []
+
+        context['updateable'] = False
+        if self.request.user.has_perm('layerindex.update_comparison_branch'):
+            for item in getattr(settings, 'COMPARISON_UPDATE', []):
+                if item['branch_name'] == context['branch'].name:
+                    context['updateable'] = True
+                    break
+
         return context
 
 
@@ -1327,3 +1335,43 @@ def layer_export_recipes_csv_view(request, branch, slug):
         writer.writerow(values)
 
     return response
+
+
+def comparison_update_view(request, branch):
+    branchobj = get_object_or_404(Branch, name=branch)
+    if not branchobj.comparison:
+        raise Http404
+    if not request.user.has_perm('layerindex.update_comparison_branch'):
+        raise PermissionDenied
+
+    from celery import uuid
+
+    cmd = None
+    for item in getattr(settings, 'COMPARISON_UPDATE', []):
+        if item['branch_name'] == branchobj.name:
+            cmd = item['update_command']
+            break
+    if not cmd:
+        raise Exception('No update command defined for branch %s' % branch)
+
+    task_id = uuid()
+    # Create this here first, because inside the task we don't have all of the required info
+    update = Update(task_id=task_id)
+    update.started = datetime.now()
+    update.triggered_by = request.user
+    update.save()
+
+    res = tasks.run_update_command.apply_async((branch, cmd), task_id=task_id)
+
+    return HttpResponseRedirect(reverse_lazy('task_status', kwargs={'task_id': task_id}))
+
+
+class TaskStatusView(TemplateView):
+    def get_context_data(self, **kwargs):
+        from celery.result import AsyncResult
+        context = super(TaskStatusView, self).get_context_data(**kwargs)
+        task_id = self.kwargs['task_id']
+        context['task_id'] = task_id
+        context['result'] = AsyncResult(task_id)
+        context['update'] = get_object_or_404(Update, task_id=task_id)
+        return context
diff --git a/templates/base.html b/templates/base.html
index a5e97cd..38cc5ea 100644
--- a/templates/base.html
+++ b/templates/base.html
@@ -20,6 +20,8 @@
     <link rel="stylesheet" href="{% static "css/additional.css" %}" />
     <link rel="icon" type="image/vnd.microsoft.icon" href="{% static "img/favicon.ico" %}" />
     <title>{{ site_name }}{% block title_append %} - {% endblock %}</title>
+    {% block head_extra %}
+    {% endblock %}
 </head>
 
 <body>
diff --git a/templates/base_toplevel.html b/templates/base_toplevel.html
index 7aa7f6b..1dcac77 100644
--- a/templates/base_toplevel.html
+++ b/templates/base_toplevel.html
@@ -50,6 +50,7 @@
                     <ul class="nav">
                         {% block navs %}{% endblock %}
                     </ul>
+                    {% block navs_extra %}{% endblock %}
                 </div>
             </div>
 
diff --git a/templates/layerindex/classicrecipes.html b/templates/layerindex/classicrecipes.html
index e796dd7..9f19d2a 100644
--- a/templates/layerindex/classicrecipes.html
+++ b/templates/layerindex/classicrecipes.html
@@ -22,6 +22,28 @@
 {% endautoescape %}
 {% endblock %}
 
+{% block navs_extra %}
+{% autoescape on %}
+{% if updateable %}
+<div id="updateDialog" class="modal hide fade" tabindex="-1" role="dialog" aria-labelledby="updateDialogLabel" aria-hidden="true">
+    <div class="modal-header">
+        <button type="button" class="close" data-dismiss="modal" aria-hidden="true">×</button>
+        <h3 id="updateDialogLabel">Update {{ branch.short_description }}</h3>
+    </div>
+    <div class="modal-body">
+        <p>Are you sure you want to update? This will likely take some time.</p>
+    </div>
+    <div class="modal-footer">
+        <a href="{% url 'comparison_update' branch.name %}" class="btn btn-primary" aria-hidden="true">Update</a>
+        <button class="btn" id="id_layerdialog_cancel" data-dismiss="modal" aria-hidden="true">Cancel</button>
+    </div>
+</div>
+<div class="pull-right"><a href="#updateDialog" id="id_update_btn" role="button" class="btn" data-toggle="modal">Update</a></div>
+{% endif %}
+{% endautoescape %}
+{% endblock %}
+
+
 {% block content_inner %}
 {% autoescape on %}
 
diff --git a/templates/layerindex/task.html b/templates/layerindex/task.html
new file mode 100644
index 0000000..371945e
--- /dev/null
+++ b/templates/layerindex/task.html
@@ -0,0 +1,47 @@
+{% extends "base.html" %}
+{% load i18n %}
+{% load extrafilters %}
+
+{% comment %}
+
+  layerindex-web - task page
+
+  Copyright (C) 2018 Intel Corporation
+  Licensed under the MIT license, see COPYING.MIT for details
+
+{% endcomment %}
+
+
+{% block head_extra %}
+{% if not update.finished %}<meta http-equiv="refresh" content="5" />{% endif %}
+{% endblock %}
+
+<!--
+{% block title_append %} - task status{% endblock %}
+-->
+
+{% block content %}
+{% autoescape on %}
+
+<p>Task status for {{ update.task_id }} started by {{ update.triggered_by }} {% if update.finished %} on {{ update.started }} (finished in {{ update.started | timesince2:update.finished }}){% else %}{{ update.started | timesince2 }} ago{% endif%}:</p>
+
+{% if update.log %}
+<pre>{{ update.log }}</pre>
+{% else %}
+<p>{% if update.finished %}(no output){% else %}(no output - waiting for task to finish){% endif %}
+{% endif %}
+
+{% if update.comparisonrecipeupdate_set.exists %}
+<h3>Updated comparison recipes</h3>
+<ul>
+{% for recipeupdate in update.comparisonrecipeupdate_set.all %}
+    <li><a href="{% url 'comparison_recipe' recipeupdate.recipe.id %}">{{ recipeupdate.recipe.pn }}</a> {% if recipeupdate.meta_updated and recipeupdate.link_updated %}(meta, link){% elif recipeupdate.link_updated %}(link){% elif recipeupdate.meta_updated %}(meta){% endif %}</li>
+{% endfor %}
+</ul>
+{% endif %}
+
+{% endautoescape %}
+{% endblock %}
+
+{% block footer %}
+{% endblock %}
diff --git a/templates/layerindex/updatedetail.html b/templates/layerindex/updatedetail.html
index 05e115f..59723fe 100644
--- a/templates/layerindex/updatedetail.html
+++ b/templates/layerindex/updatedetail.html
@@ -38,6 +38,15 @@
     <p>No messages</p>
 {% endif %}
 
+{% if update.comparisonrecipeupdate_set.exists %}
+<h3>Updated comparison recipes</h3>
+<ul>
+{% for recipeupdate in update.comparisonrecipeupdate_set.all %}
+    <li><a href="{% url 'comparison_recipe' recipeupdate.recipe.id %}">{{ recipeupdate.recipe.pn }}</a> {% if recipeupdate.meta_updated and recipeupdate.link_updated %}(meta, link){% elif recipeupdate.link_updated %}(link){% elif recipeupdate.meta_updated %}(meta){% endif %}</li>
+{% endfor %}
+</ul>
+{% endif %}
+
 {% endautoescape %}
 
 {% endblock %}
diff --git a/templates/layerindex/updatelist.html b/templates/layerindex/updatelist.html
index 0549dba..d58d175 100644
--- a/templates/layerindex/updatelist.html
+++ b/templates/layerindex/updatelist.html
@@ -1,6 +1,7 @@
 {% extends "base.html" %}
 {% load i18n %}
 {% load static %}
+{% load extrafilters %}
 
 {% comment %}
 
@@ -36,7 +37,7 @@
                 {% for update in updates %}
                 <tr>
                     <td><a href="{% url 'update' update.id %}">{{ update.started }}{% if update.reload %} (reload){% endif %}</a></td>
-                    <td>{% if update.finished %}{{ update.started|timesince:update.finished }}{% else %}(in progress){% endif %}</td>
+                    <td>{% if update.finished %}{{ update.started|timesince2:update.finished }}{% else %}(in progress){% endif %}</td>
                     <td>{% if update.errors %}<span class="badge badge-important">{{ update.errors }}</span>{% endif %}</td>
                     <td>{% if update.warnings %}<span class="badge badge-warning">{{ update.warnings }}</span>{% endif %}</td>
                 </tr>