diff --git a/admin/plugins.php b/admin/plugins.php
index 4a99a296e5a..c6738dfb2f7 100644
--- a/admin/plugins.php
+++ b/admin/plugins.php
@@ -28,8 +28,8 @@ require_once(dirname(dirname(__FILE__)) . '/config.php');
 require_once($CFG->libdir . '/adminlib.php');
 require_once($CFG->libdir . '/pluginlib.php');
 
-require_capability('moodle/site:config', context_system::instance());
 admin_externalpage_setup('pluginsoverview');
+require_capability('moodle/site:config', context_system::instance());
 
 $fetchremote = optional_param('fetchremote', false, PARAM_BOOL);
 $updatesonly = optional_param('updatesonly', false, PARAM_BOOL);