--- a/jdk/test/sun/security/mscapi/SignatureOffsets.java	Mon Jun 12 12:40:43 2017 -0700
+++ b/jdk/test/sun/security/mscapi/SignatureOffsets.java	Mon Jun 12 12:43:26 2017 -0700
@@ -35,6 +35,7 @@
  *          generation, the test tries to verify signature with the above API
  *          and passing in different signature offset (0, 33, 66, 99).
  * @library /test/lib
+ * @build jdk.test.lib.RandomFactory
  * @compile ../../../java/security/Signature/Offsets.java
  * @requires os.family == "windows"
  * @run main SignatureOffsets SunMSCAPI NONEwithRSA