diff --git a/composer.json b/composer.json
index e1647bf..038911f 100755
--- a/composer.json
+++ b/composer.json
@@ -11,6 +11,7 @@
         "php": ">=5.4.0",
         "myimouto/railsphp": "v1.0.6",
         "railsphp/willpaginate": "dev-master",
+        "railsphp/actsasversioned": "dev-master",
         "michelf/php-markdown": "1.3.*"
     },
     "autoload": {