diff --git a/tests/RouterTest.php b/tests/RouterTest.php
index 405ed2a..57f7ab8 100644
--- a/tests/RouterTest.php
+++ b/tests/RouterTest.php
@@ -65,6 +65,8 @@ namespace
         // work. That logic is off in ResourceTest
         public function testFoundWithUID()
         {
+            Pickles\Object::$instances = [];
+
             $_SERVER['REQUEST_METHOD'] = 'GET';
             $_SERVER['SERVER_NAME']    = '127.0.0.1';