diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
new file mode 100644
index 0000000..533f1f2
--- /dev/null
+++ b/.github/CODEOWNERS
@@ -0,0 +1 @@
+* @Backend/Monitoring&QA
diff --git a/src/M6Web/Bundle/MonologExtraBundle/DependencyInjection/Configuration.php b/src/M6Web/Bundle/MonologExtraBundle/DependencyInjection/Configuration.php
index 7c165ce..3c45a1d 100644
--- a/src/M6Web/Bundle/MonologExtraBundle/DependencyInjection/Configuration.php
+++ b/src/M6Web/Bundle/MonologExtraBundle/DependencyInjection/Configuration.php
@@ -13,7 +13,7 @@ class Configuration implements ConfigurationInterface
     /**
      * {@inheritDoc}
      */
-    public function getConfigTreeBuilder()
+    public function getConfigTreeBuilder(): TreeBuilder
     {
         $treeBuilder = new TreeBuilder('m6_web_monolog_extra');
         $rootNode = $treeBuilder->getRootNode();