--- old/test/jdk/jdk/jfr/event/gc/collection/TestGCEventMixedWithSerial.java	2018-07-19 08:16:58.128652000 +0200
+++ new/test/jdk/jdk/jfr/event/gc/collection/TestGCEventMixedWithSerial.java	2018-07-19 08:16:57.354644000 +0200
@@ -25,9 +25,10 @@
 
 package jdk.jfr.event.gc.collection;
 
-/*
+/**
  * @test
  * @key jfr
+ * @requires vm.hasJFR
  *
  * @requires vm.gc == "Serial" | vm.gc == null
  * @library /test/lib /test/jdk