diff --git a/Tests/CoverageListenerTest.php b/Tests/CoverageListenerTest.php
index d69aee70..3882b77c 100644
--- a/Tests/CoverageListenerTest.php
+++ b/Tests/CoverageListenerTest.php
@@ -31,13 +31,19 @@ public function test()
         $dir = __DIR__.'/../Tests/Fixtures/coverage';
         $phpunit = $_SERVER['argv'][0];
 
-        exec("$php $phpunit -c $dir/phpunit-without-listener.xml.dist $dir/tests/ --coverage-text 2> /dev/null", $output);
+        exec("$php $phpunit -c $dir/phpunit-without-listener.xml.dist $dir/tests/ --coverage-text --colors=never 2> /dev/null", $output);
         $output = implode("\n", $output);
-        $this->assertStringContainsString('FooCov', $output);
+        $this->assertMatchesRegularExpression('/FooCov\n\s*Methods:\s+100.00%[^\n]+Lines:\s+100.00%/', $output);
 
-        exec("$php $phpunit -c $dir/phpunit-with-listener.xml.dist $dir/tests/ --coverage-text 2> /dev/null", $output);
+        exec("$php $phpunit -c $dir/phpunit-with-listener.xml.dist $dir/tests/ --coverage-text --colors=never 2> /dev/null", $output);
         $output = implode("\n", $output);
-        $this->assertStringNotContainsString('FooCov', $output);
+
+        if (false === strpos($output, 'FooCov')) {
+            $this->addToAssertionCount(1);
+        } else {
+            $this->assertMatchesRegularExpression('/FooCov\n\s*Methods:\s+0.00%[^\n]+Lines:\s+0.00%/', $output);
+        }
+
         $this->assertStringContainsString("SutNotFoundTest::test\nCould not find the tested class.", $output);
         $this->assertStringNotContainsString("CoversTest::test\nCould not find the tested class.", $output);
         $this->assertStringNotContainsString("CoversDefaultClassTest::test\nCould not find the tested class.", $output);