diff --git a/backend/quicly-go b/backend/quicly-go
index dc38d94..c01fc8b 160000
--- a/backend/quicly-go
+++ b/backend/quicly-go
@@ -1 +1 @@
-Subproject commit dc38d9422c28b4f54bd2a5c8ab1c5df4c848c963
+Subproject commit c01fc8bcaad8484c1521e8a9f0edc4206b817a99