diff --git a/tools/build/onos-buck b/tools/build/onos-buck
index 2e3a149..95b84cb 100755
--- a/tools/build/onos-buck
+++ b/tools/build/onos-buck
@@ -5,8 +5,8 @@
 
 set -e
 
-BUCK_URL="http://onlab.vicci.org/onos/third-party/buck-v2017.11.30.01.zip"
-BUCK_SHA="8f8d807f591d72adfab212fd405237a398e2e836"
+BUCK_URL="http://onlab.vicci.org/onos/third-party/buck-v2018.01.05.01.zip"
+BUCK_SHA="00e0a928f7ea2ffbc8b6c9070f50a14f121be009"
 
 [  "-U" = "$1" ] && shift && FORCE_UPDATE=True