diff --git a/yosys b/yosys
index 1bf908dea..6155c59d0 160000
--- a/yosys
+++ b/yosys
@@ -1 +1 @@
-Subproject commit 1bf908dea8e09f29e10b7eb44501151a63c68eb3
+Subproject commit 6155c59d00125c58b4eb66f419ef6485439c0de2