diff --git a/mm/Kconfig b/mm/Kconfig
index 8a27c7c914280f74f4597b02ec1f436bdfc00d35..3636da27c38573801f4a5e5babe6b1c4230eba67 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -9,7 +9,6 @@ config SELECT_MEMORY_MODEL
 choice
 	prompt "Memory model"
 	depends on SELECT_MEMORY_MODEL
-	default DISCONTIGMEM_MANUAL if ARCH_DISCONTIGMEM_DEFAULT
 	default SPARSEMEM_MANUAL if ARCH_SPARSEMEM_DEFAULT
 	default FLATMEM_MANUAL
 	help