--- a/jdk/test/java/io/InputStream/ReadNBytes.java	Mon Jun 12 12:40:43 2017 -0700
+++ b/jdk/test/java/io/InputStream/ReadNBytes.java	Mon Jun 12 12:43:26 2017 -0700
@@ -33,6 +33,7 @@
  * @test
  * @bug 8080835
  * @library /test/lib
+ * @build jdk.test.lib.RandomFactory
  * @run main ReadNBytes
  * @summary Basic test for InputStream.readNBytes
  * @key randomness