diff --git a/third_party/pigweed b/third_party/pigweed
index 79f3767..4b7b09e 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 79f3767c95beb362d51c2a7b589b926347e7dc28
+Subproject commit 4b7b09e44f828a2a6b105960835b6439fcfaf829