--- a/test/jdk/sanity/client/SwingSet/src/TreeDemoTest.java	Mon Oct 15 11:53:15 2018 -0400
+++ b/test/jdk/sanity/client/SwingSet/src/TreeDemoTest.java	Thu Oct 11 07:22:53 2018 -0700
@@ -56,7 +56,7 @@
  *          java.logging
  * @build org.jemmy2ext.JemmyExt
  * @build com.sun.swingset3.demos.tree.TreeDemo
- * @run testng TreeDemoTest
+ * @run testng/timeout=600 TreeDemoTest
  */
 @Listeners(GuiTestListener.class)
 public class TreeDemoTest {