diff --git a/composer.json b/composer.json
index fb6bed5b1..b21c95388 100644
--- a/composer.json
+++ b/composer.json
@@ -84,7 +84,7 @@
         "javibravo/simpleue": "^1.0",
         "symfony/dom-crawler": "^3.1",
         "friendsofsymfony/jsrouting-bundle": "^1.6",
-        "bdunogier/guzzle-site-authenticator": "^1.0@beta"
+        "bdunogier/guzzle-site-authenticator": "dev-master"
     },
     "require-dev": {
         "doctrine/doctrine-fixtures-bundle": "~2.2",