--- a/langtools/test/tools/javac/diags/examples/WhereIntersection2.java	Wed Jul 05 22:10:57 2017 +0200
+++ b/langtools/test/tools/javac/diags/examples/WhereIntersection2.java	Tue Sep 06 17:04:43 2016 -0700
@@ -29,7 +29,7 @@
 // key: compiler.misc.where.description.intersection
 // key: compiler.misc.where.intersection
 // key: compiler.err.prob.found.req
-// options: -diags:formatterOptions=where
+// options: --diags:formatterOptions=where
 // run: simple
 
 class WhereIntersection2 {