diff --git a/test/Bootstrap.php b/test/Bootstrap.php
index f1e9980..ab3ba87 100644
--- a/test/Bootstrap.php
+++ b/test/Bootstrap.php
@@ -11,8 +11,6 @@
  */
 class Bootstrap
 {
-    protected static $serviceManager;
-
     public static function init()
     {
         static::initAutoloader();