diff --git a/arch b/arch
index d0e073560a..7451a16948 160000
--- a/arch
+++ b/arch
@@ -1 +1 @@
-Subproject commit d0e073560a899d50196e487247ccab7d7f74abec
+Subproject commit 7451a16948db82ad2a75723df73160357d816577
diff --git a/sched/Kconfig b/sched/Kconfig
index 45e14fd095..5a31c6727d 100644
--- a/sched/Kconfig
+++ b/sched/Kconfig
@@ -240,7 +240,7 @@ config SPINLOCK
 config SMP
 	bool "Symmetric Multi-Processing (SMP)"
 	default n
-	depends on EXPERIMENTAL
+	depends on ARCH_HAVE_MULTICPU && EXPERIMENTAL
 	select SPINLOCK
 	---help---
 		Enable support for Symmetric Multi-Processing (SMP) on a multi-CPU