diff --git a/arch/um/Kconfig b/arch/um/Kconfig
index 1eb21de9d1b5c8809f02dd7f86fc51208c7b440f..cdaa2ab19258e8cdbf8d88ec04b1469b4eb36d72 100644
--- a/arch/um/Kconfig
+++ b/arch/um/Kconfig
@@ -83,7 +83,7 @@ config KERNEL_HALF_GIGS
         of physical memory.
 
 config MODE_SKAS
-	bool "Separate Kernel Address Space support"
+	bool "Separate Kernel Address Space support" if MODE_TT
 	default y
 	help
 	This option controls whether skas (separate kernel address space)