diff --git a/third_party/yosys b/third_party/yosys
index 9cb0456b..a02d1720 160000
--- a/third_party/yosys
+++ b/third_party/yosys
@@ -1 +1 @@
-Subproject commit 9cb0456b6f9fa86240a747bab9780a28001b1a02
+Subproject commit a02d1720a766ae1b993a9884e840f37b3d785b8f