diff --git a/composer.json b/composer.json
index c271960..1b2a7a0 100644
--- a/composer.json
+++ b/composer.json
@@ -1,10 +1,12 @@
 {
     "name": "4ernovm/datatable-bundle",
     "require": {
-        "php": ">=7.1",
-        "symfony/framework-bundle": ">=4.0",
-        "4ernovm/datatable": "0.*"
+        "php": ">=8.1",
+        "symfony/framework-bundle": "^7.0",
+        "4ernovm/datatable": "0.*",
+        "twig/twig": "^3.20"
     },
+
     "authors": [
         {
             "name": "Michael Chernov",
diff --git a/src/DatatableBundle/DependencyInjection/Configuration.php b/src/DatatableBundle/DependencyInjection/Configuration.php
index e9701b9..a9b3ac2 100644
--- a/src/DatatableBundle/DependencyInjection/Configuration.php
+++ b/src/DatatableBundle/DependencyInjection/Configuration.php
@@ -14,10 +14,12 @@ class Configuration implements ConfigurationInterface
     /**
      * {@inheritDoc}
      */
-    public function getConfigTreeBuilder()
+    public function getConfigTreeBuilder(): TreeBuilder
+
     {
-        $treeBuilder = new TreeBuilder();
-        $rootNode = $treeBuilder->root('chernoff_datatables');
+        $treeBuilder = new TreeBuilder('chernoff_datatables');
+
+        $rootNode = $treeBuilder->getRootNode();
 
         $rootNode
             ->children()