diff --git a/protocol b/protocol
index 151cd424..6cc68a03 160000
--- a/protocol
+++ b/protocol
@@ -1 +1 @@
-Subproject commit 151cd42483244825bf4ee8f20ca94e65bbf263ac
+Subproject commit 6cc68a03963846d4d18fc1fc9cec4f7c61a5cd7c