--- a/test/jdk/tools/jpackage/helpers/jdk/jpackage/test/LinuxHelper.java	Wed Oct 23 10:10:34 2019 -0400
+++ b/test/jdk/tools/jpackage/helpers/jdk/jpackage/test/LinuxHelper.java	Wed Oct 23 10:37:54 2019 -0400
@@ -255,7 +255,8 @@
         Function<List<String>, String> verifier = (lines) -> {
             // Lookup for xdg commands
             return lines.stream().filter(line -> {
-                Set<String> words = Set.of(line.split("\\s+"));
+                Set<String> words = Stream.of(line.split("\\s+")).collect(
+                        Collectors.toSet());
                 return words.contains("xdg-desktop-menu") || words.contains(
                         "xdg-mime") || words.contains("xdg-icon-resource");
             }).findFirst().orElse(null);