diff --git a/mm/Kconfig b/mm/Kconfig
index 21eb51d..b3db11f 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -11,7 +11,7 @@
 
 config FLATMEM_MANUAL
 	bool "Flat Memory"
-	depends on !ARCH_DISCONTIGMEM_ENABLE || ARCH_FLATMEM_ENABLE
+	depends on !(ARCH_DISCONTIGMEM_ENABLE || ARCH_SPARSEMEM_ENABLE) || ARCH_FLATMEM_ENABLE
 	help
 	  This option allows you to change some of the ways that
 	  Linux manages its memory internally.  Most users will