diff --git a/lib/BUCK b/lib/BUCK
index b4eed7b..8b6dc1d 100644
--- a/lib/BUCK
+++ b/lib/BUCK
@@ -1,4 +1,4 @@
-# ***** This file was auto-generated at Wed, 13 Sep 2017 22:16:27 GMT. Do not edit this file manually. *****
+# ***** This file was auto-generated at Fri, 22 Sep 2017 06:46:04 GMT. Do not edit this file manually. *****
 # ***** Use onos-lib-gen *****
 
 pass_thru_pom(
@@ -50,6 +50,7 @@
     ':junit',
     ':easymock',
     ':hamcrest-all',
+    ':hamcrest-optional',
     ':guava-testlib',
     '//utils/junit:onlab-junit',
   ],
@@ -1509,3 +1510,12 @@
   visibility = [ 'PUBLIC' ],
 )
 
+remote_jar (
+  name = 'hamcrest-optional',
+  out = 'hamcrest-optional-1.1.0.jar',
+  url = 'mvn:com.spotify:hamcrest-optional:jar:1.1.0',
+  sha1 = 'c2dfe3a43794b15fb4c28de0027fe6e249855b3b',
+  maven_coords = 'com.spotify:hamcrest-optional:jar:NON-OSGI:1.1.0',
+  visibility = [ 'PUBLIC' ],
+)
+