diff --git a/src/Symfony/Component/Config/composer.json b/src/Symfony/Component/Config/composer.json
index 28252b13ef..f1633c1c80 100644
--- a/src/Symfony/Component/Config/composer.json
+++ b/src/Symfony/Component/Config/composer.json
@@ -19,6 +19,9 @@
         "php": ">=5.3.9",
         "symfony/filesystem": "~2.3"
     },
+    "suggest": {
+        "symfony/yaml": "To use the yaml reference dumper"
+    },
     "autoload": {
         "psr-4": { "Symfony\\Component\\Config\\": "" },
         "exclude-from-classmap": [