diff --git a/source/symbiflow-arch-defs b/source/symbiflow-arch-defs
index 69cbc1f..b3864ae 160000
--- a/source/symbiflow-arch-defs
+++ b/source/symbiflow-arch-defs
@@ -1 +1 @@
-Subproject commit 69cbc1f09391a66822ae6c1bd46344eca8dd1b2c
+Subproject commit b3864ae63d668fc7d321b94ca946841e80dd0bb6