diff --git a/composer.json b/composer.json
index 8a06216..d85f970 100644
--- a/composer.json
+++ b/composer.json
@@ -20,20 +20,20 @@
     "require": {
         "php": "^7.1 || ^8.0",
         "doctrine/annotations": "^1.6 || ^2.0",
-        "symfony/dependency-injection": "^4.0 || ^5.0 || ^6.0",
-        "symfony/http-kernel": "^4.0 || ^5.0 || ^6.0"
+        "symfony/dependency-injection": "^4.0 || ^5.0 || ^6.0 || ^7.0",
+        "symfony/http-kernel": "^4.0 || ^5.0 || ^6.0 || ^7.0"
     },
     "require-dev": {
-        "contao/easy-coding-standard": "^3.0"
+        "terminal42/contao-build-tools": "@dev"
     },
     "autoload": {
         "psr-4": {
             "Terminal42\\ServiceAnnotationBundle\\": "src/"
         }
     },
-    "scripts": {
-        "cs-fixer": [
-            "vendor/bin/ecs check src/ --fix --ansi"
-        ]
+    "config": {
+        "allow-plugins": {
+            "terminal42/contao-build-tools": true
+        }
     }
 }
diff --git a/ecs.php b/ecs.php
deleted file mode 100644
index 9afc61d..0000000
--- a/ecs.php
+++ /dev/null
@@ -1,3 +0,0 @@
-<?php
-
-return require(__DIR__.'/vendor/contao/easy-coding-standard/config/self.php');
diff --git a/src/Annotation/ServiceTag.php b/src/Annotation/ServiceTag.php
index 939a083..2c7f361 100644
--- a/src/Annotation/ServiceTag.php
+++ b/src/Annotation/ServiceTag.php
@@ -17,7 +17,9 @@
 
 /**
  * @Annotation
+ *
  * @Target({"CLASS", "METHOD"})
+ *
  * @Attributes({
  *     @Attribute("value", required = true, type = "string"),
  * })
diff --git a/src/DependencyInjection/Compiler/ServiceAnnotationPass.php b/src/DependencyInjection/Compiler/ServiceAnnotationPass.php
index 1269108..c2f3556 100644
--- a/src/DependencyInjection/Compiler/ServiceAnnotationPass.php
+++ b/src/DependencyInjection/Compiler/ServiceAnnotationPass.php
@@ -25,9 +25,6 @@ class ServiceAnnotationPass implements CompilerPassInterface
      */
     private $annotationReader;
 
-    /**
-     * {@inheritdoc}
-     */
     public function process(ContainerBuilder $container): void
     {
         if (!$container->has('annotation_reader')) {