diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..57872d0
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/vendor/
diff --git a/composer.json b/composer.json
new file mode 100644
index 0000000..dc7c5d1
--- /dev/null
+++ b/composer.json
@@ -0,0 +1,17 @@
+{
+    "name": "studiometa/advanced-custom-fields-pro",
+    "description": "Customize WordPress with powerful, professional and intuitive fields.",
+    "type": "wordpress-plugin",
+    "license": "GPL-2.0-or-later",
+    "authors": [
+        {
+            "name": "Studio Meta",
+            "email": "agence@studiometa.fr"
+        }
+    ],
+    "minimum-stability": "dev",
+    "require": {
+        "php": "^5.6.20||^7.0",
+        "composer/installers": "^1.9.0"
+    }
+}