diff --git a/.symfony.bundle.yaml b/.symfony.bundle.yaml
new file mode 100644
index 0000000..2879182
--- /dev/null
+++ b/.symfony.bundle.yaml
@@ -0,0 +1,6 @@
+branches: ["2.x", "3.x", "master"]
+maintained_branches: ["3.x", "master"]
+current_branch: "master"
+dev_branch: "master"
+dev_branch_alias: "4.x"
+doc_dir: "Resources/doc/"