diff --git a/site-cookbooks/kosmos-parity/attributes/default.rb b/site-cookbooks/kosmos-parity/attributes/default.rb
index 6910075..4f8dca5 100644
--- a/site-cookbooks/kosmos-parity/attributes/default.rb
+++ b/site-cookbooks/kosmos-parity/attributes/default.rb
@@ -1 +1,3 @@
 node.default['kosmos-parity']['home_path'] = "/home/parity"
+node.default['kosmos-parity']['version']   = "1.6.6"
+node.default['kosmos-parity']['checksum']  = '99ed4c0bf8cf7e0b143d8901f51c666d743844b0788ab03ccacb1f4538bfd085'
diff --git a/site-cookbooks/kosmos-parity/recipes/default.rb b/site-cookbooks/kosmos-parity/recipes/default.rb
index 674eb18..26d2487 100644
--- a/site-cookbooks/kosmos-parity/recipes/default.rb
+++ b/site-cookbooks/kosmos-parity/recipes/default.rb
@@ -19,11 +19,12 @@ user "parity" do
   gid 72748
 end
 
-parity_version = "1.6.6"
+parity_version = node['kosmos-parity']['version']
 parity_package_path = "#{Chef::Config[:file_cache_path]}/parity_#{parity_version}_amd64.deb"
 remote_file parity_package_path do
-  source "https://d1h4xl4cr1h0mo.cloudfront.net/v#{parity_version}/x86_64-unknown-linux-gnu/parity_#{parity_version}_amd64.deb"
-  mode 0750
+  source   "https://d1h4xl4cr1h0mo.cloudfront.net/v#{parity_version}/x86_64-unknown-linux-gnu/parity_#{parity_version}_amd64.deb"
+  checksum node['kosmos-parity']['checksum']
+  mode     0750
   notifies :install, "dpkg_package[parity]", :immediately
 end