diff --git a/tests/BrevityTest.php b/tests/BrevityTest.php
index <HASH>..<HASH> 100644
--- a/tests/BrevityTest.php
+++ b/tests/BrevityTest.php
@@ -1,6 +1,8 @@
 <?php
 namespace Kylewm;
 
+mb_internal_encoding('UTF-8');
+
 class BrevityTest extends \PHPUnit_Framework_TestCase
 {
try setting mb_internal_encoding to UTF-8 for unit tests