--- a/test/jdk/java/awt/Desktop/OpenByUNCPathNameTest/OpenByUNCPathNameTest.java	Tue Feb 20 21:49:06 2018 -0800
+++ b/test/jdk/java/awt/Desktop/OpenByUNCPathNameTest/OpenByUNCPathNameTest.java	Wed Feb 21 12:49:00 2018 -0800
@@ -23,6 +23,8 @@
 
 /* @test
    @bug 6550588
+   @key headful
+   @requires (os.family == "windows")
    @summary java.awt.Desktop cannot open file with Windows UNC filename
    @author Anton Litvinov
 */