diff --git a/third_party/pigweed b/third_party/pigweed
index 86a14c7..5964d3c 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 86a14c7f77169bc30c02c0f8ec8e9852f448b8df
+Subproject commit 5964d3c6b964e82ce12b457abce3102a533901e7