diff --git a/composer.json b/composer.json
index 043e2b7..4c8b1d3 100644
--- a/composer.json
+++ b/composer.json
@@ -13,7 +13,7 @@
     "require": {
         "php": ">=5.2.0",
         "illuminate/support": "~5.0",
-        "symfony/yaml": "2.4.*"
+        "symfony/yaml": "2.6.*"
     },
     "require-dev": {
         "phpunit/phpunit": "4.*",