diff --git a/composer.json b/composer.json
index 56061b5..ef01de5 100644
--- a/composer.json
+++ b/composer.json
@@ -25,7 +25,7 @@
     },
     "require-dev": {
         "phpunit/phpunit": "^4",
-        "symfony/console": "^3",
+        "symfony/console": "^2.5|^3",
         "satooshi/php-coveralls": "^1.0",
         "squizlabs/php_codesniffer": "2.*"
     },
diff --git a/tests/InjectConfigForCommandTest.php b/tests/InjectConfigForCommandTest.php
index f0921a4..1a3e1a1 100644
--- a/tests/InjectConfigForCommandTest.php
+++ b/tests/InjectConfigForCommandTest.php
@@ -45,7 +45,7 @@ public function testInjection()
         $command = new MyFooCommand();
         $input = new StringInput('my:foo');
 
-        [$status, $output] = $this->runCommandViaApplication($command, $input);
+        list($status, $output) = $this->runCommandViaApplication($command, $input);
 
         $expectedOutput = <<< EOT
 Enter my:foo