diff --git a/composer.json b/composer.json
index acb99ca..44420a8 100644
--- a/composer.json
+++ b/composer.json
@@ -48,8 +48,8 @@
             "@cs",
             "@test"
         ],
-        "cs": "php-cs-fixer fix -v --diff --dry-run",
-        "cs-fix": "php-cs-fixer fix -v --diff",
+        "cs": "PHP_CS_FIXER_IGNORE_ENV=1 php-cs-fixer fix -v --diff --dry-run",
+        "cs-fix": "PHP_CS_FIXER_IGNORE_ENV=1 php-cs-fixer fix -v --diff",
         "test": "@php -dzend.assertions=1 -dassert.exception=1 ./vendor/bin/phpunit --coverage-text"
     }
 }
diff --git a/test/bin/signal-process.php b/test/bin/signal-process.php
index 6eb745b..d681535 100644
--- a/test/bin/signal-process.php
+++ b/test/bin/signal-process.php
@@ -1,6 +1,6 @@
 <?php
 
-require dirname(__DIR__, 2) . '/vendor/autoload.php';
+require \dirname(__DIR__, 2) . '/vendor/autoload.php';
 
 Amp\Loop::run(function () {
     Amp\Loop::unreference(Amp\Loop::onSignal(\SIGTERM, function () {