diff --git a/PHPCI/Plugin/PhpUnit.php b/PHPCI/Plugin/PhpUnit.php
index 3ea1ae8d..70e0e74f 100644
--- a/PHPCI/Plugin/PhpUnit.php
+++ b/PHPCI/Plugin/PhpUnit.php
@@ -162,6 +162,7 @@ class PhpUnit implements PHPCI\Plugin, PHPCI\ZeroConfigPlugin
         }
 
         $tapString = $this->phpci->getLastOutput();
+        $tapString = mb_convert_encoding($tapString, "UTF-8", "ISO-8859-1");
 
         try {
             $tapParser = new TapParser($tapString);