diff --git a/ejabberd/manifests/init.pp b/ejabberd/manifests/init.pp
index 7da8982..7bbece5 100644
--- a/ejabberd/manifests/init.pp
+++ b/ejabberd/manifests/init.pp
@@ -247,6 +247,14 @@ class ejabberd(
   }
 
   case $::operatingsystem {
+    'centos','redhat','fedora': {
+      augeas { 'set-ejabberd-sysconfig':
+        context => '/files/etc/sysconfig/ejabberd',
+        changes => 'set ULIMIT_MAX_FILES 4096',
+        require => Package['ejabberd'],
+        notify  => Service['ejabberd'],
+      }
+    }
     'debian', 'ubuntu': {
       augeas { 'set-ejabberd-default':
         context => '/files/etc/default/ejabberd',