diff --git a/third_party/pigweed b/third_party/pigweed
index 7e13e36..89147b3 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 7e13e366b9c470bc8e0e939d28369ffe065add0e
+Subproject commit 89147b391efa6878cbca1976f12c3f9e3d854214