diff --git a/admin_menu.api.php b/admin_menu.api.php
index 2d212fb..121ba23 100644
--- a/admin_menu.api.php
+++ b/admin_menu.api.php
@@ -92,7 +92,7 @@ function hook_admin_menu_output_build(&$content) {
   if (isset($content['icon'])) {
     $content['icon']['myitem']['cron'] = array(
       '#title' => t('Run cron'),
-      '#access' => user_access('administer site configuration'),
+      '#access' => Drupal::currentUser()->hasPermission('administer site configuration'),
       '#href' => 'admin/reports/status/run-cron',
     );
   }
diff --git a/admin_menu.inc b/admin_menu.inc
index faebfb3..679733f 100644
--- a/admin_menu.inc
+++ b/admin_menu.inc
@@ -440,7 +440,7 @@ function admin_menu_links_icon() {
   $links['icon']['cron'] = array(
     '#title' => t('Run cron'),
     '#weight' => 50,
-    '#access' => user_access('administer site configuration'),
+    '#access' => Drupal::currentUser()->hasPermission('administer site configuration'),
     '#href' => 'admin/reports/status/run-cron',
     '#options' => array(
       'query' => $destination,
@@ -451,7 +451,7 @@ function admin_menu_links_icon() {
     '#title' => t('Run updates'),
     '#weight' => 50,
     // @see update_access_allowed()
-    '#access' => $GLOBALS['user']->uid == 1 || !empty($GLOBALS['update_free_access']) || user_access('administer software updates'),
+    '#access' => $GLOBALS['user']->uid == 1 || !empty($GLOBALS['update_free_access']) || Drupal::currentUser()->hasPermission('administer software updates'),
     '#href' => base_path() . 'update.php',
     '#options' => array(
       'external' => TRUE,
@@ -461,7 +461,7 @@ function admin_menu_links_icon() {
   $links['icon']['drupal.org'] = array(
     '#title' => 'Drupal.org',
     '#weight' => 100,
-    '#access' => user_access('display drupal links'),
+    '#access' => Drupal::currentUser()->hasPermission('display drupal links'),
     '#href' => 'http://drupal.org',
   );
   // Add links to project issue queues.
@@ -483,7 +483,7 @@ function admin_menu_links_icon() {
   $links['icon']['flush-cache'] = array(
     '#title' => t('Flush all caches'),
     '#weight' => 20,
-    '#access' => user_access('flush caches'),
+    '#access' => Drupal::currentUser()->hasPermission('flush caches'),
     '#href' => 'admin_menu/flush-cache',
     '#options' => array(
       'query' => $destination + array('token' => drupal_get_token('admin_menu/flush-cache')),
@@ -575,7 +575,7 @@ function admin_menu_links_users() {
     '#description' => t('Current anonymous / authenticated users'),
     '#weight' => -90,
     '#attributes' => array('class' => array('admin-menu-action', 'admin-menu-users')),
-    '#href' => (user_access('administer users') ? 'admin/people/people' : 'user'),
+    '#href' => (Drupal::currentUser()->hasPermission('administer users') ? 'admin/people/people' : 'user'),
   );
   return $links;
 }
diff --git a/admin_menu.map.inc b/admin_menu.map.inc
index 68b9bb4..a9cb1be 100644
--- a/admin_menu.map.inc
+++ b/admin_menu.map.inc
@@ -12,7 +12,7 @@
  *   it creates, so that this definition takes effect.
  */
 function node_admin_menu_map() {
-  if (user_access('administer content types')) {
+  if (Drupal::currentUser()->hasPermission('administer content types')) {
     $map['admin/structure/types/manage/%node_type'] = array(
       'parent' => 'admin/structure/types',
       'arguments' => array(
@@ -114,7 +114,7 @@ function field_ui_admin_menu_map() {
         continue;
       }
       // @see field_ui_permission()
-      if (user_access('administer ' . $entity_type . ' fields')) {
+      if (Drupal::currentUser()->hasPermission('administer ' . $entity_type . ' fields')) {
         $fields = array();
         foreach (field_info_instances($entity_type, $bundle_name) as $field) {
           $fields[] = $field['field_name'];
diff --git a/admin_menu.module b/admin_menu.module
index 02c98f6..699c20c 100644
--- a/admin_menu.module
+++ b/admin_menu.module
@@ -146,7 +146,7 @@ function admin_menu_system_info_alter(&$info, $file, $type) {
  * Implements hook_page_bottom().
  */
 function admin_menu_page_bottom(array &$page_bottom) {
-  if (!user_access('access administration menu') || admin_menu_suppress(FALSE)) {
+  if (!Drupal::currentUser()->hasPermission('access administration menu') || admin_menu_suppress(FALSE)) {
     return;
   }
   // Performance: Skip this entirely for AJAX requests.