diff --git a/build/deps/github_hashes/facebook/folly-rev.txt b/build/deps/github_hashes/facebook/folly-rev.txt
index a909d7854..d9a850ea7 100644
--- a/build/deps/github_hashes/facebook/folly-rev.txt
+++ b/build/deps/github_hashes/facebook/folly-rev.txt
@@ -1 +1 @@
-Subproject commit 5edf839b6533b21f02ce77cf0390e7b18d86397c
+Subproject commit 28e2d64381249ce144a3918ec45c8756cb347c1c
diff --git a/build/deps/github_hashes/facebookincubator/fizz-rev.txt b/build/deps/github_hashes/facebookincubator/fizz-rev.txt
index fa20cabce..8662179f5 100644
--- a/build/deps/github_hashes/facebookincubator/fizz-rev.txt
+++ b/build/deps/github_hashes/facebookincubator/fizz-rev.txt
@@ -1 +1 @@
-Subproject commit 4d96a2ae6af70ef7a3f69a89635c269b055b3af3
+Subproject commit a4a5858675ee3b0a65e65269729fb196f9fb9884