diff --git a/botbook b/botbook
index 85696bb..8cfb624 160000
--- a/botbook
+++ b/botbook
@@ -1 +1 @@
-Subproject commit 85696bb9070738f6bb865202f8c7de733f7c731a
+Subproject commit 8cfb624f2e1d753752704b6dbd958e3f2a1fed9f