diff --git a/third_party/yosys b/third_party/yosys
index 860e3e405..b84ed5d3a 160000
--- a/third_party/yosys
+++ b/third_party/yosys
@@ -1 +1 @@
-Subproject commit 860e3e40563e6d5096ba0b7b1e81d25a70deb58c
+Subproject commit b84ed5d3ad2ac8b533e1d6a83dbdb6d5c2be9ce7