diff --git a/third_party/pigweed b/third_party/pigweed
index 463dca0..68ca4cc 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 463dca050a46608077b3f556b25baaca11b0a48b
+Subproject commit 68ca4ccac2623824abfb663666dd19f102ff37b0