diff --git a/third_party/yosys b/third_party/yosys
index 3d35f367..38f85837 160000
--- a/third_party/yosys
+++ b/third_party/yosys
@@ -1 +1 @@
-Subproject commit 3d35f367cfc2c11a477f665c2bbc26eadb6b59ab
+Subproject commit 38f858374c0ed83a6ac3ea66715263af015d7974