diff --git a/build/deps/github_hashes/facebook/folly-rev.txt b/build/deps/github_hashes/facebook/folly-rev.txt
index 9d0cf3eab..468e0b558 100644
--- a/build/deps/github_hashes/facebook/folly-rev.txt
+++ b/build/deps/github_hashes/facebook/folly-rev.txt
@@ -1 +1 @@
-Subproject commit a2aae6d3fbff68a416b1c9e6b1f3a9906e899ca1
+Subproject commit 31a4de6e9b8d81314b5a21e09154c867171810f6
diff --git a/build/deps/github_hashes/facebookincubator/fizz-rev.txt b/build/deps/github_hashes/facebookincubator/fizz-rev.txt
index 362ce083a..78aae791c 100644
--- a/build/deps/github_hashes/facebookincubator/fizz-rev.txt
+++ b/build/deps/github_hashes/facebookincubator/fizz-rev.txt
@@ -1 +1 @@
-Subproject commit 30dd5ba3a9431d6fed0cb3bc81aa032ffbf59f5c
+Subproject commit 942c031854ae37875c6918d0036c15013f3ede60