diff --git a/third_party/yosys b/third_party/yosys
index d42530b7..bbde2419 160000
--- a/third_party/yosys
+++ b/third_party/yosys
@@ -1 +1 @@
-Subproject commit d42530b7bba58d2f4c0b435b7c2d6ece5941e0e3
+Subproject commit bbde2419420a86635baf2b730ebe58ed6edca5bb