diff --git a/proto b/proto
index 3ba36ec5..5a556ee4 160000
--- a/proto
+++ b/proto
@@ -1 +1 @@
-Subproject commit 3ba36ec5db702ef0875128271ba20bf8558508a2
+Subproject commit 5a556ee4a940d27761a41b43df5630d16ccaf728