diff --git a/third_party/pigweed b/third_party/pigweed
index b4e82ab..5810568 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit b4e82abda1f7785907e08c84bad1a6e90e8a50f8
+Subproject commit 581056821fdab2f257bbdc8aec67619f60c9c448