diff --git a/protolib b/protolib
index 2a06b52..b28c6e5 160000
--- a/protolib
+++ b/protolib
@@ -1 +1 @@
-Subproject commit 2a06b522572b4e74f9572e4c4352d877c8f0303c
+Subproject commit b28c6e52d2ed04a8c6c29c4bb3b2c9aef79b8f57