diff --git a/source/symbiflow-arch-defs b/source/symbiflow-arch-defs
index 288319a..df737cd 160000
--- a/source/symbiflow-arch-defs
+++ b/source/symbiflow-arch-defs
@@ -1 +1 @@
-Subproject commit 288319a9c052df1f4c63ed22f3aa9c715227d610
+Subproject commit df737cdbb37fa3ce7afee4fc868be58aa55afbb7