diff --git a/servant/protocol b/servant/protocol
index b84624b..3fbf8bd 160000
--- a/servant/protocol
+++ b/servant/protocol
@@ -1 +1 @@
-Subproject commit b84624baa43088b77e7bb016bc833027a6d9f219
+Subproject commit 3fbf8bd43ef3635b48fdafc0c831796355400aef