diff --git a/.gitignore b/.gitignore
index 050c9d9..dc8bb65 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,3 +15,6 @@
 /log/*
 !/log/.keep
 /tmp
+
+# Ignore sitemap
+public/sitemap.xml
diff --git a/Gemfile b/Gemfile
index dadb5a0..7bbeb72 100644
--- a/Gemfile
+++ b/Gemfile
@@ -23,6 +23,9 @@ gem 'jbuilder', '~> 2.0'
 # bundle exec rake doc:rails generates the API under doc/api.
 gem 'sdoc', '~> 0.4.0', group: :doc
 
+# Use Sitemap to generate sitemap
+gem 'sitemap'
+
 # Use ActiveModel has_secure_password
 # gem 'bcrypt', '~> 3.1.7'
 
diff --git a/app/jobs/sitemap_regenerate_job.rb b/app/jobs/sitemap_regenerate_job.rb
new file mode 100644
index 0000000..53ef0fa
--- /dev/null
+++ b/app/jobs/sitemap_regenerate_job.rb
@@ -0,0 +1,6 @@
+class SitemapRegenerateJob < ActiveJob::Base
+  def perform
+    Rake::Task['sitemap:generate'].invoke
+    Rake::Task['sitemap:ping'].invoke
+  end
+end
diff --git a/config/sitemap.rb b/config/sitemap.rb
new file mode 100644
index 0000000..4024d7c
--- /dev/null
+++ b/config/sitemap.rb
@@ -0,0 +1,13 @@
+Sitemap::Generator.instance.load(host: 'example.com') do
+  path :root, priority: 1, change_frequency: 'weekly'
+  path :search_catalog, priority: 1, change_frequency: 'weekly'
+  read_group = Solrizer.solr_name('read_access_group', :symbol)
+  Work.where(read_group => 'public').each do |f|
+    literal Rails.application.routes.url_helpers.curation_concerns_work_path(f),
+            priority: 1, change_frequency: 'weekly'
+  end
+  Collection.where(read_group => 'public').each do |c|
+    literal Rails.application.routes.url_helpers.collection_path(c),
+            priority: 1, change_frequency: 'weekly'
+  end
+end
diff --git a/lib/tasks/gwss.rake b/lib/tasks/gwss.rake
new file mode 100644
index 0000000..f38b075
--- /dev/null
+++ b/lib/tasks/gwss.rake
@@ -0,0 +1,11 @@
+namespace :gwss  do
+  # adding a logger since it got removed from our gemset
+  def logger
+    Rails.logger
+  end
+
+  desc "Queues a job to (re)generate the sitemap.xml"
+  task "sitemap_queue_generate" => :environment do
+    SitemapRegenerateJob.perform_later
+  end
+end
diff --git a/public/robots.txt b/public/robots.txt
index 3c9c7c0..4c696be 100644
--- a/public/robots.txt
+++ b/public/robots.txt
@@ -1,5 +1,10 @@
 # See http://www.robotstxt.org/robotstxt.html for documentation on how to use the robots.txt file
 #
 # To ban all spiders from the entire site uncomment the next two lines:
-# User-agent: *
-# Disallow: /
+User-agent: *
+Disallow: /*?file=thumbnail$
+Sitemap: https://example.com/sitemap.xml
+User-agent: AhrefsBot
+Disallow: /
+User-agent: Pcore-HTTP/v0.23.20
+Disallow: /