--- a/langtools/test/tools/javac/lambda/mostSpecific/StructuralMostSpecificTest.java	Wed Jul 05 22:10:57 2017 +0200
+++ b/langtools/test/tools/javac/lambda/mostSpecific/StructuralMostSpecificTest.java	Tue Sep 06 17:04:43 2016 -0700
@@ -210,7 +210,7 @@
     public void doWork() throws Throwable {
         check(newCompilationTask()
                 .withSourceFromTemplate(sourceTemplate)
-                .withOption("-Xdebug:verboseResolution=all,-predef,-internal,-object-init")
+                .withOption("--debug:verboseResolution=all,-predef,-internal,-object-init")
                 .analyze());
     }