diff --git a/nextpnr-src b/nextpnr-src
index ab7a372..574f504 160000
--- a/nextpnr-src
+++ b/nextpnr-src
@@ -1 +1 @@
-Subproject commit ab7a3724918b793fbd031c6d222b9786c983af95
+Subproject commit 574f5047872d760651b18f95b08caca77d673bcc