diff --git a/protocol b/protocol
index 1e6683ff..5999e468 160000
--- a/protocol
+++ b/protocol
@@ -1 +1 @@
-Subproject commit 1e6683ff418d72ad0769abd9309e56e251d7fc1c
+Subproject commit 5999e46801ebf8411d770b551d17c19586d7087a