diff --git a/yosys b/yosys
index c71262f66..557968567 160000
--- a/yosys
+++ b/yosys
@@ -1 +1 @@
-Subproject commit c71262f66b7f428289f6ef0980bb4fc5b9173693
+Subproject commit 557968567360026ae8dc75341564209868171296