diff --git a/yosys b/yosys
index c9555c9ad..f44a4f908 160000
--- a/yosys
+++ b/yosys
@@ -1 +1 @@
-Subproject commit c9555c9adeba886a308c60615ac794ec20d9276e
+Subproject commit f44a4f90867b49837da048f9055fdcd8a13c335b