diff --git a/arch/sparc64/Kconfig b/arch/sparc64/Kconfig
index d1e2fc56648629a5801f4b4e75ce30a882fdb61e..648047a0bce34ed91d7eace9f05b9d4dfedb9e5b 100644
--- a/arch/sparc64/Kconfig
+++ b/arch/sparc64/Kconfig
@@ -194,6 +194,9 @@ endchoice
 
 endmenu
 
+config ARCH_SELECT_MEMORY_MODEL
+	def_bool y
+
 config ARCH_SPARSEMEM_ENABLE
 	def_bool y