diff --git a/deps/picotls b/deps/picotls
index 402544bb..4ab6fda5 160000
--- a/deps/picotls
+++ b/deps/picotls
@@ -1 +1 @@
-Subproject commit 402544bb65b35c3231a8912f25919de7e7922659
+Subproject commit 4ab6fda556e21ef9ab7a51e48347b0289d5d5888