diff --git a/proto b/proto
index 1d3b4806a..4a64080d1 160000
--- a/proto
+++ b/proto
@@ -1 +1 @@
-Subproject commit 1d3b4806ab5dc4b8ab62063dbb5799ab900464e6
+Subproject commit 4a64080d160f9219768a4126414d41dc82a3d63c