diff --git a/third_party/yosys b/third_party/yosys
index e8ef3fcd..81876a37 160000
--- a/third_party/yosys
+++ b/third_party/yosys
@@ -1 +1 @@
-Subproject commit e8ef3fcdfcacbc711a4722deee95f0707634bed0
+Subproject commit 81876a3734dacde199446343ce338b24e9b2796f