diff --git a/site-modules/profile/manifests/elasticsearch.pp b/site-modules/profile/manifests/elasticsearch.pp
index 3f8d053b..54f17891 100644
--- a/site-modules/profile/manifests/elasticsearch.pp
+++ b/site-modules/profile/manifests/elasticsearch.pp
@@ -1,52 +1,59 @@
 # Elasticsearch cluster node profile
 
 class profile::elasticsearch {
 
   user { 'elasticsearch':
     ensure => 'present',
     uid    => '114',
     gid    => '119',
     home   => '/home/elasticsearch',
     shell  => '/bin/false',
   }
 
   file { '/srv/elasticsearch':
     ensure => 'directory',
     owner  => 'elasticsearch',
     mode   => '755',
   }
 
   package { 'openjdk-8-jre-headless':
     ensure => 'present',
   }
 
   # Elasticsearch official package installation instructions:
   # https://www.elastic.co/guide/en/elasticsearch/reference/current/deb.html
   $keyid =  lookup('elastic::apt_config::keyid')
   $key =    lookup('elastic::apt_config::key')
 
   apt::source { 'elastic-6.x':
     location => 'https://artifacts.elastic.co/packages/6.x/apt',
     release  => 'stable',
     repos    => 'main',
     key      => {
       id      => $keyid,
       content => $key,
     },
   }
 
   package { 'elasticsearch':
     ensure => '6.3.0',
   }
 
+  # niofs increases I/O performance and node reliability
+  file_line { 'elasticsearch niofs':
+    ensure => present,
+    line   => 'index.store.type: niofs',
+    path   => '/etc/elasticsearch/elasticsearch.yml',
+  }
+
   systemd::dropin_file { 'elasticsearch.conf':
     unit   => 'elasticsearch.service',
     content  => template('profile/swh/elasticsearch.conf.erb'),
   }
 
   service { 'elasticsearch':
     ensure => running,
     enable => true,
   }
 
 }