diff --git a/manifests/swh/deploy/worker/swh_indexer_mimetype.pp b/manifests/swh/deploy/worker/swh_indexer_mimetype.pp
index 5765b7a..3844a7b 100644
--- a/manifests/swh/deploy/worker/swh_indexer_mimetype.pp
+++ b/manifests/swh/deploy/worker/swh_indexer_mimetype.pp
@@ -1,40 +1,41 @@
 # Deployment for swh-indexer-mimetype
 
 class profile::swh::deploy::worker::swh_indexer_mimetype {
   include ::profile::swh::deploy::indexer
 
   $concurrency = hiera('swh::deploy::worker::swh_indexer::mimetype::concurrency')
   $loglevel = hiera('swh::deploy::worker::swh_indexer::mimetype::loglevel')
   $task_broker = hiera('swh::deploy::worker::swh_indexer::mimetype::task_broker')
 
   $config_file = '/etc/softwareheritage/indexer/mimetype.yml'
   $config = hiera('swh::deploy::worker::swh_indexer::mimetype::config')
 
   $objstorage_config = hiera('swh::azure_objstorage::config')
   $merged_config = merge($config, {'objstorage' => $objstorage_config})
 
   $task_modules = ['swh.indexer.tasks']
   $task_queues = ['swh_indexer_content_mimetype']
 
   ::profile::swh::deploy::worker::instance {'swh_indexer_mimetype':
     ensure       => present,
     concurrency  => $concurrency,
     loglevel     => $loglevel,
     task_broker  => $task_broker,
     task_modules => $task_modules,
     task_queues  => $task_queues,
     require      => [
       Class['profile::swh::deploy::indexer'],
       Class['profile::swh::deploy::objstorage_cloud'],
       File[$config_file],
     ],
   }
 
   file {$config_file:
     ensure  => 'present',
     owner   => 'swhworker',
-    group   => 'swhworker',
+    group   => 'swhdev',
+    # Contains passwords
     mode    => '0640',
     content => inline_template('<%= @merged_config.to_yaml %>'),
   }
 }