diff --git a/korebuild-lock.txt b/korebuild-lock.txt
index 3fbcc80189..c5a94482ea 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:2.2.0-preview1-20180807.2
-commithash:11495dbd236104434e08cb1152fcb58cf2a20923
+version:2.2.0-preview1-20180817.2
+commithash:b6fa17ad3e0f689915f140db692e8e2fea558fc7