diff --git a/yosys b/yosys
index cdeef5481..4f3d1be96 160000
--- a/yosys
+++ b/yosys
@@ -1 +1 @@
-Subproject commit cdeef5481caf87ae4fe6b5f0effbf0a251a6bbda
+Subproject commit 4f3d1be96a54cc37a1cf5847299044717daf93fc