diff --git a/transports/http3-quiche/third_party/boringssl/src b/transports/http3-quiche/third_party/boringssl/src
index 606d3a34..3c6315e0 160000
--- a/transports/http3-quiche/third_party/boringssl/src
+++ b/transports/http3-quiche/third_party/boringssl/src
@@ -1 +1 @@
-Subproject commit 606d3a344dae49672ea567f6719e1fc092a4ae6a
+Subproject commit 3c6315e00ab02d7bc9b8922aff1f85d8f81ee130
diff --git a/transports/http3-quiche/third_party/quiche b/transports/http3-quiche/third_party/quiche
index 14881604..15cbfc80 160000
--- a/transports/http3-quiche/third_party/quiche
+++ b/transports/http3-quiche/third_party/quiche
@@ -1 +1 @@
-Subproject commit 14881604d5f67b21fd74ec1960974fd3529d6e1f
+Subproject commit 15cbfc8083611e718fc527fd78bcd8296e2731c3