test/jdk/java/awt/Toolkit/RealSync/Test.java

@@ -22,10 +22,11 @@
  */
 
 /*
   @test
   @bug 6252005
+  @key headful
   @summary Tests that realSync feature works
   @author denis.mikhalkin: area=awt.toolkit
   @modules java.desktop/sun.awt
   @run main/timeout=6000 Test
 */