diff --git a/third_party/pigweed b/third_party/pigweed
index b853919..2f77d18 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit b85391953abac61e34d5f3ee40bb9f4d74e8f7f9
+Subproject commit 2f77d1879b2e3987b212a23dd0741e0e21bceccd