diff --git a/composer.json b/composer.json
index 1e3fdae521..9e2eee3214 100644
--- a/composer.json
+++ b/composer.json
@@ -46,6 +46,7 @@
         "symfony/process": "self.version",
         "symfony/propel1-bridge": "self.version",
         "symfony/property-access": "self.version",
+        "symfony/proxy-manager-bridge": "self.version",
         "symfony/routing": "self.version",
         "symfony/security": "self.version",
         "symfony/security-bundle": "self.version",