diff --git a/manifests/site.pp b/manifests/site.pp
index 5f06d2772e..5e6fc2725f 100644
--- a/manifests/site.pp
+++ b/manifests/site.pp
@@ -36,7 +36,6 @@ node 'review.openstack.org' {
     mysql_password                      => hiera('gerrit_mysql_password'),
     email_private_key                   => hiera('gerrit_email_private_key'),
     token_private_key                   => hiera('gerrit_rest_token_private_key'),
-    gerrit_ssh_known_hosts              => hiera('gerrit_ssh_known_hosts'),
     gerritbot_password                  => hiera('gerrit_gerritbot_password'),
     gerritbot_ssh_rsa_key_contents      => hiera('gerritbot_ssh_rsa_key_contents'),
     gerritbot_ssh_rsa_pubkey_contents   => hiera('gerritbot_ssh_rsa_pubkey_contents'),
@@ -82,7 +81,6 @@ node 'review-dev.openstack.org' {
     email_private_key                   => hiera('gerrit_dev_email_private_key'),
     contactstore_appsec                 => hiera('gerrit_dev_contactstore_appsec'),
     contactstore_pubkey                 => hiera('gerrit_dev_contactstore_pubkey'),
-    gerrit_ssh_known_hosts              => hiera('gerrit_ssh_known_hosts'),
     ssh_dsa_key_contents                => hiera('gerrit_dev_ssh_dsa_key_contents'),
     ssh_dsa_pubkey_contents             => hiera('gerrit_dev_ssh_dsa_pubkey_contents'),
     ssh_rsa_key_contents                => hiera('gerrit_dev_ssh_rsa_key_contents'),
diff --git a/modules/openstack_project/manifests/gerrit.pp b/modules/openstack_project/manifests/gerrit.pp
index 17fa4b9e72..df5b4d2fb1 100644
--- a/modules/openstack_project/manifests/gerrit.pp
+++ b/modules/openstack_project/manifests/gerrit.pp
@@ -10,7 +10,6 @@ class openstack_project::gerrit (
   $canonicalweburl = "https://${::fqdn}/",
   $git_http_url = '',
   $canonical_git_url = '',
-  $gerrit_ssh_known_hosts = '',
   $serveradmin = 'webmaster@openstack.org',
   $ssh_host_key = '/home/gerrit2/review_site/etc/ssh_host_rsa_key',
   $ssh_project_key = '/home/gerrit2/review_site/etc/ssh_project_rsa_key',
@@ -124,7 +123,6 @@ class openstack_project::gerrit (
     enable_javamelody_top_menu          => false,
     # passthrough
     java_home                           => $java_home,
-    known_hosts_content                 => $gerrit_ssh_known_hosts,
     ssl_cert_file                       => $ssl_cert_file,
     ssl_key_file                        => $ssl_key_file,
     ssl_chain_file                      => $ssl_chain_file,
diff --git a/modules/openstack_project/manifests/review.pp b/modules/openstack_project/manifests/review.pp
index 92239fdabb..031383ba7a 100644
--- a/modules/openstack_project/manifests/review.pp
+++ b/modules/openstack_project/manifests/review.pp
@@ -85,7 +85,6 @@ class openstack_project::review (
   $storyboard_password = '',
   $project_config_repo = '',
   $projects_config = 'openstack_project/review.projects.ini.erb',
-  $gerrit_ssh_known_hosts = '',
 ) {
 
   $java_home = $::lsbdistcodename ? {
@@ -117,7 +116,6 @@ class openstack_project::review (
     ssh_replication_rsa_pubkey_contents => $ssh_replication_rsa_pubkey_contents,
     ssh_welcome_rsa_key_contents        => $ssh_welcome_rsa_key_contents,
     ssh_welcome_rsa_pubkey_contents     => $ssh_welcome_rsa_pubkey_contents,
-    gerrit_ssh_known_hosts              => "${gerrit_ssh_known_hosts} ${gerrit_ssh_host_key}",
     email                               => 'review@openstack.org',
       # 1 + 100 + 9 + 2 + 2 + 25 => 139(rounded up)
     database_poollimit                  => '225',
diff --git a/modules/openstack_project/manifests/review_dev.pp b/modules/openstack_project/manifests/review_dev.pp
index 71d26684fb..48caad6e5b 100644
--- a/modules/openstack_project/manifests/review_dev.pp
+++ b/modules/openstack_project/manifests/review_dev.pp
@@ -29,7 +29,6 @@ class openstack_project::review_dev (
   $storyboard_ssl_cert = '',
   $project_config_repo = '',
   $projects_config = 'openstack_project/review-dev.projects.ini.erb',
-  $gerrit_ssh_known_hosts = '',
 ) {
 
   $java_home = $::lsbdistcodename ? {
@@ -60,7 +59,6 @@ class openstack_project::review_dev (
     ssh_project_rsa_pubkey_contents     => $ssh_project_rsa_pubkey_contents,
     ssh_replication_rsa_key_contents    => $ssh_replication_rsa_key_contents,
     ssh_replication_rsa_pubkey_contents => $ssh_replication_rsa_pubkey_contents,
-    gerrit_ssh_known_hosts              => "${gerrit_ssh_known_hosts} ${gerrit_ssh_host_key}",
     email                               => 'review-dev@openstack.org',
     war                                 =>
       'http://tarballs.openstack.org/ci/gerrit/gerrit-v2.11.4.22.e0c0f29.war',