diff --git a/third_party/pigweed b/third_party/pigweed
index 8059f92..3a19960 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 8059f92ef1a93df94bf7a1fa2d3cae46cf689f30
+Subproject commit 3a1996034e63dea213684ccbbce7dc79c31e1155