diff --git a/protocol b/protocol
index b96d55cc..deff86c2 160000
--- a/protocol
+++ b/protocol
@@ -1 +1 @@
-Subproject commit b96d55ccef603f3ec632e348d657cbfa539d1bea
+Subproject commit deff86c2dc2467b105310a085ada942d7fd8bcce