diff --git a/site-modules/profile/lib/facter/swh_hostname.rb b/site-modules/profile/lib/facter/swh_hostname.rb
index 83191ccb..efa09311 100644
--- a/site-modules/profile/lib/facter/swh_hostname.rb
+++ b/site-modules/profile/lib/facter/swh_hostname.rb
@@ -1,28 +1,28 @@
 require 'puppet'
 require 'socket'
 
 domain_names = [
-  ".internal.softwareheritage.org"
+  ".internal.softwareheritage.org",
   ".internal.staging.swh.network"
 ]
 
 default_domain_name = domain_names[0]
 
 Facter.add(:swh_hostname) do
   setcode do
     retval = {}
     retval["fqdn"] = Facter.value(:fqdn).to_s
     domain_names.each do |domain|
       if retval["fqdn"].end_with?(domain)
         retval["short"] = retval["fqdn"].chomp(domain)
         retval["internal_fqdn"] = retval["fqdn"]
         return retval
       end
     end
 
     # fallback
     retval["short"] = Socket.gethostname
     retval["internal_fqdn"] = retval["short"] + default_domain_name
     retval
   end
 end