diff --git a/manifests/backup/xtrabackup.pp b/manifests/backup/xtrabackup.pp
index 6f9c4c162..df9edcaf9 100644
--- a/manifests/backup/xtrabackup.pp
+++ b/manifests/backup/xtrabackup.pp
@@ -23,6 +23,7 @@
   $postscript              = false,
   $execpath                = '/usr/bin:/usr/sbin:/bin:/sbin',
   $optional_args           = [],
+  $additional_cron_args    = ''
 ) inherits mysql::params {
 
   package{ $xtrabackup_package_name:
@@ -40,14 +41,14 @@
       ensure     => $ensure,
       user       => "${backupuser}@localhost",
       table      => '*.*',
-      privileges => [ 'RELOAD', 'LOCK TABLES', 'REPLICATION CLIENT' ],
+      privileges => [ 'RELOAD', 'PROCESS', 'LOCK TABLES', 'REPLICATION CLIENT' ],
       require    => Mysql_user["${backupuser}@localhost"],
     }
   }
 
   cron { 'xtrabackup-weekly':
     ensure  => $ensure,
-    command => "/usr/local/sbin/xtrabackup.sh ${backupdir}",
+    command => "/usr/local/sbin/xtrabackup.sh ${backupdir} ${additional_cron_args}",
     user    => 'root',
     hour    => $time[0],
     minute  => $time[1],
@@ -57,7 +58,7 @@
 
   cron { 'xtrabackup-daily':
     ensure  => $ensure,
-    command => "/usr/local/sbin/xtrabackup.sh --incremental ${backupdir}",
+    command => "/usr/local/sbin/xtrabackup.sh --incremental ${backupdir} ${additional_cron_args}",
     user    => 'root',
     hour    => $time[0],
     minute  => $time[1],