diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index b36370d..5666422 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -43,6 +43,7 @@
 	select SYSCTL_ARCH_UNALIGN_NO_WARN
 	select HAVE_MOD_ARCH_SPECIFIC
 	select MODULES_USE_ELF_RELA
+	select ARCH_USE_CMPXCHG_LOCKREF
 	default y
 	help
 	  The Itanium Processor Family is Intel's 64-bit successor to