diff --git a/yosys b/yosys
index f109fa3d4..b1a011138 160000
--- a/yosys
+++ b/yosys
@@ -1 +1 @@
-Subproject commit f109fa3d4c56fe33bc626c298e04d45ae510dd0e
+Subproject commit b1a011138ccc7ac840806d2a787f48f6baf6f107