diff --git a/yosys b/yosys
index 2ffea67b0..8bd681acf 160000
--- a/yosys
+++ b/yosys
@@ -1 +1 @@
-Subproject commit 2ffea67b043fcde3854618aca01a8aed0f41ec56
+Subproject commit 8bd681acfc3b0913e57f6312ed357b2334cf19cb