diff --git a/third_party/yosys b/third_party/yosys
index f0116330..9747e55d 160000
--- a/third_party/yosys
+++ b/third_party/yosys
@@ -1 +1 @@
-Subproject commit f0116330bce4e787dcbbf81c6e901a44715589a8
+Subproject commit 9747e55d9520631c4405ec42c02d5197c2ea57ab