diff --git a/tests/_support/Helper/Dummy/DummyOutput.php b/tests/_support/Helper/Dummy/DummyOutput.php
deleted file mode 100644
index 705f93a..0000000
--- a/tests/_support/Helper/Dummy/DummyOutput.php
+++ /dev/null
@@ -1,22 +0,0 @@
-<?php
-
-namespace Sweetchuck\Robo\TsLint\Test\Helper\Dummy;
-
-use Symfony\Component\Console\Output\Output;
-
-class DummyOutput extends Output
-{
-
-    /**
-     * @var string
-     */
-    public $output = '';
-
-    /**
-     * {@inheritdoc}
-     */
-    protected function doWrite($message, $newline)
-    {
-        $this->output .= $message . ($newline ? "\n" : '');
-    }
-}
diff --git a/tests/unit/Task/TsLintRunTaskTest.php b/tests/unit/Task/TsLintRunTaskTest.php
index 5c568f4..988c808 100644
--- a/tests/unit/Task/TsLintRunTaskTest.php
+++ b/tests/unit/Task/TsLintRunTaskTest.php
@@ -6,8 +6,9 @@
 use Codeception\Util\Stub;
 use Robo\Robo;
 use Sweetchuck\Robo\TsLint\Task\TsLintRunTask as RunTask;
-use Sweetchuck\Robo\TsLint\Test\Helper\Dummy\DummyOutput;
+use \Sweetchuck\Codeception\Module\RoboTaskRunner\DummyOutput;
 use Sweetchuck\Robo\TsLint\Test\Helper\Dummy\DummyProcess;
+use Symfony\Component\Console\Output\OutputInterface;
 
 class TsLintRunTaskTest extends Unit
 {
@@ -411,7 +412,11 @@ public function testRun(
         $container = Robo::createDefaultContainer();
         Robo::setContainer($container);
 
-        $mainStdOutput = new DummyOutput();
+        $outputConfig = [
+            'verbosity' => OutputInterface::VERBOSITY_DEBUG,
+            'colors' => false,
+        ];
+        $mainStdOutput = new DummyOutput($outputConfig);
 
         $options += [
             'workingDirectory' => 'my-working-dir',