diff --git a/transports/http3-quiche/third_party/boringssl/src b/transports/http3-quiche/third_party/boringssl/src
index 011f5612..7a9a8e2f 160000
--- a/transports/http3-quiche/third_party/boringssl/src
+++ b/transports/http3-quiche/third_party/boringssl/src
@@ -1 +1 @@
-Subproject commit 011f561226beab23106405d3a62d3de6f061dfee
+Subproject commit 7a9a8e2f7b5cf9dd13684a56473a7c34e1ac2cee
diff --git a/transports/http3-quiche/third_party/quiche b/transports/http3-quiche/third_party/quiche
index 2a8144c0..775d5cca 160000
--- a/transports/http3-quiche/third_party/quiche
+++ b/transports/http3-quiche/third_party/quiche
@@ -1 +1 @@
-Subproject commit 2a8144c0f238fb4764ae6ce7e00ff4270d2f3b19
+Subproject commit 775d5ccaf6f4634ac7fd42ee363d49b301f3cca4
diff --git a/transports/http3-quiche/third_party/zlib b/transports/http3-quiche/third_party/zlib
index 2896db60..edd88953 160000
--- a/transports/http3-quiche/third_party/zlib
+++ b/transports/http3-quiche/third_party/zlib
@@ -1 +1 @@
-Subproject commit 2896db600d9f4520e036dd8f5d6e16ef54218f26
+Subproject commit edd88953de3a8560b0925ad0637490925f086317