diff --git a/manifests/jenkinsuser.pp b/manifests/jenkinsuser.pp
index 62f4935..56eb174 100644
--- a/manifests/jenkinsuser.pp
+++ b/manifests/jenkinsuser.pp
@@ -5,6 +5,7 @@ class jenkins::jenkinsuser(
   $ensure = present,
   $gitfullname = 'OpenStack Jenkins',
   $gitemail = 'jenkins@openstack.org',
+  $gitpgpkey = 'jenkins@openstack.org',
   $gerrituser = 'jenkins',
   $gerritkeytype = 'rsa',
   $gerritkey = undef,
diff --git a/manifests/slave.pp b/manifests/slave.pp
index 5803488..a23ade7 100644
--- a/manifests/slave.pp
+++ b/manifests/slave.pp
@@ -5,6 +5,7 @@ class jenkins::slave(
   $user = true,
   $gitfullname = 'OpenStack Jenkins',
   $gitemail = 'jenkins@openstack.org',
+  $gitpgpkey = 'jenkins@openstack.org',
   $gerrituser = 'jenkins',
   $gerritkeytype = 'rsa',
   $gerritkey = undef,
@@ -20,6 +21,7 @@ class jenkins::slave(
       ssh_key       => $ssh_key,
       gitfullname   => $gitfullname,
       gitemail      => $gitemail,
+      gitpgpkey     => $gitpgpkey,
       gerrituser    => $gerrituser,
       gerritkeytype => $gerritkeytype,
       gerritkey     => $gerritkey,
diff --git a/templates/gitconfig.erb b/templates/gitconfig.erb
index fa7efca..8b89a9f 100644
--- a/templates/gitconfig.erb
+++ b/templates/gitconfig.erb
@@ -1,6 +1,7 @@
 [user]
 	name = <%= scope.lookupvar('jenkins::jenkinsuser::gitfullname') %>
 	email = <%= scope.lookupvar('jenkins::jenkinsuser::gitemail') %>
+	signingkey = <%= scope.lookupvar('jenkins::jenkinsuser::gitpgpkey') %>
 [gitreview]
 	rebase = false
 	username = <%= scope.lookupvar('jenkins::jenkinsuser::gerrituser') %>