diff --git a/build/deps/github_hashes/facebook/mvfst-rev.txt b/build/deps/github_hashes/facebook/mvfst-rev.txt
index 23cd6ba98d..a6827c1834 100644
--- a/build/deps/github_hashes/facebook/mvfst-rev.txt
+++ b/build/deps/github_hashes/facebook/mvfst-rev.txt
@@ -1 +1 @@
-Subproject commit f23ea1cc4efc2643529c64186b38e2cefaac352d
+Subproject commit 4a9e51cce31771e8b9c7af30302f7939853196bf