diff --git a/test/intern/plugins/tree.js b/test/intern/plugins/tree.js
index 865fc8a6b..31ad93040 100644
--- a/test/intern/plugins/tree.js
+++ b/test/intern/plugins/tree.js
@@ -186,7 +186,7 @@ define([
 
 		test.suite("tree + observable", function(){
 			test.beforeEach(createGrid);
-			//test.afterEach(destroyGrid);
+			test.afterEach(destroyGrid);
 
 			test.test("child modification", function(){
 				return expand(grid, 0).then(function(){