diff --git a/composer.json b/composer.json
index ce34dad..10a9f7d 100755
--- a/composer.json
+++ b/composer.json
@@ -29,10 +29,16 @@
     "d3/oxidservicebridges": "^2.1",
     "d3/oxid-twig-extensions": "^1.3"
   },
+  "require-dev": {
+    "phpstan/phpstan": "^2.0"
+  },
   "autoload": {
     "psr-4": {
       "O3\\TinyMCE\\": "./"
     }
+  },
+  "scripts": {
+    "phpstan": "./vendor/bin/phpstan analyse -c./vendor/d3/tinymce-editor/phpstan.neon"
   }
 }
 
diff --git a/phpstan.neon b/phpstan.neon
index 0d551d8..eb66e2a 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -1,11 +1,14 @@
 parameters:
   scanFiles:
     - .ide-helper.php
-    - ../../o3-shop/shop-ce/source/oxfunctions.php
+    - ../../oxid-esales/oxideshop-ce/source/bootstrap.php
+    - ../../oxid-esales/oxideshop-ce/source/oxfunctions.php
+    - ../../oxid-esales/oxideshop-ce/source/overridablefunctions.php
   paths:
     - Application
+    - assets/out/fileman
   level: 9
-  phpVersion: 70400
+  phpVersion: 80000
   ignoreErrors:
     - '#Constant FILES_ROOT not found.#'
     - '#Constant SESSION_PATH_KEY not found.#'