diff --git a/composer.json b/composer.json
index ff0049a..8f72317 100644
--- a/composer.json
+++ b/composer.json
@@ -10,6 +10,7 @@
   }],
   "require": {
     "symfony/symfony": "~2.1.0",
+    "symfony/propel1-bridge": "~2.1.0",
     "propel/propel1": "~1.6.0"
   },
   "require-dev": {