diff --git a/govcms_dlm.module b/govcms_dlm.module
index f5cbc6c..9475330 100644
--- a/govcms_dlm.module
+++ b/govcms_dlm.module
@@ -39,11 +39,11 @@ function govcms_dlm_help($path, $arg) {
  * Implements hook_permission().
  */
 function govcms_dlm_permission() {
-  return array(
-    'administer govcms_dlm' => array(
+  return [
+    'administer govcms_dlm' => [
       'title' => t('Administer DLM settings'),
-    )
-  );
+    ]
+  ];
 }
 
 /**
@@ -52,8 +52,8 @@ function govcms_dlm_permission() {
  * Adds the config variable govcms_current_dlm to the end of emails sent using drupal_mail
  */
 function govcms_dlm_mail_alter(&$message) {
-$message['subject'] = t('!subject @dln', array(
+$message['subject'] = t('!subject @dln', [
     '!subject' => $message['subject'],
     '@dln' => \Drupal::config('govcms_dlm.settings')->get('suffix'),
-  ));
+  ]);
 }