diff --git a/composer.json b/composer.json
index a98ceca3c..b6d8c7a89 100644
--- a/composer.json
+++ b/composer.json
@@ -21,7 +21,7 @@
         "symfony/yaml": "If you want to use YAML Metadata Mapping Driver"
     },
     "autoload": {
-        "psr-0": { "Doctrine\\ORM": "lib/" }
+        "psr-0": { "Doctrine\\ORM\\": "lib/" }
     },
     "bin": ["bin/doctrine", "bin/doctrine.php"],
     "extra": {