diff --git a/proto b/proto
index b679e06..15c6ec5 160000
--- a/proto
+++ b/proto
@@ -1 +1 @@
-Subproject commit b679e062747938cbd23e7b6f950b05f75eced5b4
+Subproject commit 15c6ec580d12e8d43c4eb9b5cb62f2f0d807b5ef