diff --git a/protolib b/protolib
index 0e6731b..684f07b 160000
--- a/protolib
+++ b/protolib
@@ -1 +1 @@
-Subproject commit 0e6731b7d61ea78f8ca9bfeb32e73c19bbeb40dd
+Subproject commit 684f07b426c936ee8bd82df41ef2c55c30c18ce5