diff --git a/Admin/Install/db.json b/Admin/Install/db.json
index 8166b4f..3b91e48 100755
--- a/Admin/Install/db.json
+++ b/Admin/Install/db.json
@@ -93,8 +93,8 @@
                 "default": null,
                 "null": true
             },
-            "nav_permission_type": {
-                "name": "nav_permission_type",
+            "nav_permission_category": {
+                "name": "nav_permission_category",
                 "type": "INT",
                 "default": null,
                 "null": true
diff --git a/Admin/Routes/Web/Backend.php b/Admin/Routes/Web/Backend.php
index de5eee5..0e5aa80 100755
--- a/Admin/Routes/Web/Backend.php
+++ b/Admin/Routes/Web/Backend.php
@@ -24,7 +24,7 @@ return [
             'permission' => [
                 'module' => BackendController::NAME,
                 'type'   => PermissionType::READ,
-                'state'  => \Modules\Admin\Models\PermissionState::MODULE,
+                'state'  => \Modules\Admin\Models\PermissionCategory::MODULE,
             ],
         ],
     ],
@@ -35,7 +35,7 @@ return [
             'permission' => [
                 'module' => BackendController::NAME,
                 'type'   => PermissionType::READ,
-                'state'  => \Modules\Admin\Models\PermissionState::MODULE,
+                'state'  => \Modules\Admin\Models\PermissionCategory::MODULE,
             ],
         ],
     ],
@@ -46,7 +46,7 @@ return [
             'permission' => [
                 'module' => BackendController::NAME,
                 'type'   => PermissionType::READ,
-                'state'  =>  \Modules\Admin\Models\PermissionState::MODULE,
+                'state'  =>  \Modules\Admin\Models\PermissionCategory::MODULE,
             ],
         ],
     ],
diff --git a/Models/NavElement.php b/Models/NavElement.php
index 276e917..e1e04fd 100755
--- a/Models/NavElement.php
+++ b/Models/NavElement.php
@@ -154,12 +154,12 @@ class NavElement
      * Permission type required to show link (null = any).
      *
      * Modules have different permission types (e.g. customer).
-     * The available types are defind in the respective module in \Modules\???\Models\PermissionState
+     * The available categories are defind in the respective module in \Modules\???\Models\PermissionCategory
      *
      * @var null|int
      * @since 1.0.0
      */
-    public ?int $permissionType = null;
+    public ?int $permissionCategory = null;
 
     /**
      * Element these permissions must be valid for (null = any).
diff --git a/Models/NavElementMapper.php b/Models/NavElementMapper.php
index e16adac..aa2acd4 100755
--- a/Models/NavElementMapper.php
+++ b/Models/NavElementMapper.php
@@ -48,7 +48,7 @@ final class NavElementMapper extends DataMapperFactory
         'nav_order'                 => ['name' => 'nav_order',                 'type' => 'int',    'internal' => 'order'],
         'nav_parent'                => ['name' => 'nav_parent',                'type' => 'int',    'internal' => 'parent'],
         'nav_permission_permission' => ['name' => 'nav_permission_permission', 'type' => 'int',    'internal' => 'permissionPerm'],
-        'nav_permission_type'       => ['name' => 'nav_permission_type',       'type' => 'int',    'internal' => 'permissionType'],
+        'nav_permission_category'       => ['name' => 'nav_permission_category',       'type' => 'int',    'internal' => 'permissionCategory'],
         'nav_permission_element'    => ['name' => 'nav_permission_element',    'type' => 'int',    'internal' => 'permissionElement'],
         'nav_status'                => ['name' => 'nav_status',                'type' => 'int',    'internal' => 'status'],
     ];
diff --git a/Models/Navigation.php b/Models/Navigation.php
index ec639b7..64223ad 100755
--- a/Models/Navigation.php
+++ b/Models/Navigation.php
@@ -105,7 +105,7 @@ class Navigation
                     $unit,
                     $app,
                     (string) $link[0]['nav_from'],
-                    (int) $link[0]['nav_permission_type'],
+                    (int) $link[0]['nav_permission_category'],
                     (int) $link[0]['nav_permission_element']
                 );