diff --git a/composer.json b/composer.json
index 43876e9a08..2f66f0ced6 100644
--- a/composer.json
+++ b/composer.json
@@ -17,20 +17,16 @@
         {
             "type": "git",
             "url": "https://github.com/VolCh/symfony-console-completion.git"
-        },
-        {
-            "type": "git",
-            "url": "https://github.com/VolCh/php-webdriver.git"
         }
     ],
     "require": {
         "php": ">=5.4.0 <8.0",
         "ext-json": "*",
         "ext-mbstring": "*",
-        "phpunit/phpunit": "5.7.x-dev",
+        "phpunit/phpunit": ">4.8.20 <7.0",
         "phpunit/php-code-coverage": ">=2.2.4 <6.0",
         "phpunit/phpunit-mock-objects": ">2.3 <5.0",
-        "facebook/webdriver": "dev-symfony4",
+        "facebook/webdriver": "1.5.x-dev",
         "guzzlehttp/guzzle": ">=4.1.4 <7.0",
         "guzzlehttp/psr7": "~1.0",
         "symfony/finder": ">=2.7 <5.0",