diff --git a/composer.json b/composer.json
index 3abc791..f465b15 100644
--- a/composer.json
+++ b/composer.json
@@ -2,7 +2,7 @@
   "name": "magento/composer",
   "description": "Magento composer library helps to instantiate Composer application and run composer commands.",
   "type": "library",
-  "version": "1.9.0-beta2",
+  "version": "1.9.0",
   "license": [
     "OSL-3.0",
     "AFL-3.0"