diff --git a/third_party/pigweed b/third_party/pigweed
index 3f04730..e97b4de 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 3f04730295c131b950e667ed855b846323bb1370
+Subproject commit e97b4de5f89d8c844d8152f134d6f7692d07e1b2