--- old/test/jdk/jdk/jfr/jvm/TestUnloadEventClassCount.java	2018-07-19 08:26:37.363078000 +0200
+++ new/test/jdk/jdk/jfr/jvm/TestUnloadEventClassCount.java	2018-07-19 08:26:36.675072000 +0200
@@ -32,10 +32,11 @@
 import jdk.jfr.FlightRecorder;
 import jdk.jfr.internal.JVM;
 
-/*
+/**
  * @test
  * @key jfr
  * @summary Unit test for JVM#getUnloadedEventClassCount
+ * @requires vm.hasJFR
  *
  * @library /test/lib
  * @modules jdk.jfr/jdk.jfr.internal