diff --git a/bird3 b/bird3
index 8a14f83..b7a81cd 160000
--- a/bird3
+++ b/bird3
@@ -1 +1 @@
-Subproject commit 8a14f83ff53ba42dcbf2bfa21d0749e69bd51d3d1aaa9ffd3b17941f24bdd3fc
+Subproject commit b7a81cd6475e20f7d60f71e76be7328b9f39564cc9ab2aa60a4431dbec1240cb