diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index f92602e..91a6d1e 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -43,6 +43,7 @@
 	select HAVE_KPROBES
 	select HAVE_RCU_TABLE_FREE if SMP
 	select HAVE_MEMBLOCK
+	select HAVE_MEMBLOCK_NODE_MAP
 	select HAVE_SYSCALL_WRAPPERS
 	select HAVE_DYNAMIC_FTRACE
 	select HAVE_FTRACE_MCOUNT_RECORD