diff --git a/protocol b/protocol
index 0a9259f..a6b59dd 160000
--- a/protocol
+++ b/protocol
@@ -1 +1 @@
-Subproject commit 0a9259f5763e9dd22d099b812a42360da8de7fa7
+Subproject commit a6b59dd9787f67ee807d70f0ca61bc9f2d8b33cd