diff --git a/src/Backend.php b/src/Backend.php
index 2427a90..7401f1d 100644
--- a/src/Backend.php
+++ b/src/Backend.php
@@ -22,7 +22,6 @@ class Backend extends dcNsProcess
     public static function init(): bool
     {
         static::$init = defined('DC_CONTEXT_ADMIN')
-            && !is_null(dcCore::app()->auth) // nullsafe PHP < 8.0
             && dcCore::app()->auth->isSuperAdmin();
 
         return static::$init;
diff --git a/src/BackendBehaviors.php b/src/BackendBehaviors.php
index 348f63c..f272614 100644
--- a/src/BackendBehaviors.php
+++ b/src/BackendBehaviors.php
@@ -26,22 +26,12 @@ class BackendBehaviors
     # admin plugins page tab
     public static function pluginsTabs(): void
     {
-        // nullsafe PHP < 8.0
-        if (is_null(dcCore::app()->adminurl)) {
-            return;
-        }
-
         self::modulesToolsTabs(dcCore::app()->plugins, explode(',', DC_DISTRIB_PLUGINS), dcCore::app()->adminurl->get('admin.plugins'));
     }
 
     # admin themes page tab
     public static function themesTabs(): void
     {
-        // nullsafe PHP < 8.0
-        if (is_null(dcCore::app()->adminurl)) {
-            return;
-        }
-
         self::modulesToolsTabs(dcCore::app()->themes, explode(',', DC_DISTRIB_THEMES), dcCore::app()->adminurl->get('admin.blog.theme'));
     }