diff --git a/composer.json b/composer.json
index 8442f69..ca47e1a 100644
--- a/composer.json
+++ b/composer.json
@@ -12,7 +12,7 @@
     },
     "require": {
         "php": ">=5.3.3",
-        "symfony/yaml": "~2.3|~3.0"
+        "symfony/yaml": ">=2.3.0"
     },
     "require-dev": {
         "atoum/atoum": "~1"