diff --git a/yosys b/yosys
index bc027b2ca..84f0df1c9 160000
--- a/yosys
+++ b/yosys
@@ -1 +1 @@
-Subproject commit bc027b2cae9a85b887684930705762fac720b529
+Subproject commit 84f0df1c9590572f339b62c8210837f01a024c76