diff --git a/arch b/arch
index a0b76fdf508..4523cfd49bd 160000
--- a/arch
+++ b/arch
@@ -1 +1 @@
-Subproject commit a0b76fdf50882bb8d1afe6e89dda28039252952b
+Subproject commit 4523cfd49bd39e506586f3e4f28aa4cefb8729b7