diff --git a/botbook b/botbook
index 24724bd..4739b73 160000
--- a/botbook
+++ b/botbook
@@ -1 +1 @@
-Subproject commit 24724bd32e7212528bdf1b0d3bfa22368925bd0f
+Subproject commit 4739b739f4afd8586250dd17fa7889ad7d64e676