--- a/jdk/test/java/awt/Component/TreeLockDeadlock/TreeLockDeadlock.java	Fri Jun 17 21:08:03 2016 +0800
+++ b/jdk/test/java/awt/Component/TreeLockDeadlock/TreeLockDeadlock.java	Tue Jun 14 10:44:59 2016 +0200
@@ -30,6 +30,7 @@
 
 /**
  * @test
+ * @key headful
  * @bug 8138764
  */
 public final class TreeLockDeadlock extends Frame {