diff --git a/proto b/proto
index 257c4ccde..91598a629 160000
--- a/proto
+++ b/proto
@@ -1 +1 @@
-Subproject commit 257c4ccdee48a7c3f55c671187161913cb39a58f
+Subproject commit 91598a629e327c66ab4655a29d50759125c53097