diff --git a/proto b/proto
index 785fb20..a9bba33 160000
--- a/proto
+++ b/proto
@@ -1 +1 @@
-Subproject commit 785fb20a0da03705220fbb8292442c175b902164
+Subproject commit a9bba331e69b16ba7cd9b35d19b11732eff8d1b5