diff --git a/drivers/xen/Kconfig b/drivers/xen/Kconfig
index ce024e57274c907e846886fc6c0bac098320dafd..727f11eb46b2bffc8b982a5aaaf42a8492263711 100644
--- a/drivers/xen/Kconfig
+++ b/drivers/xen/Kconfig
@@ -13,6 +13,7 @@ config XEN_BALLOON
 config XEN_BALLOON_MEMORY_HOTPLUG
 	bool "Memory hotplug support for Xen balloon driver"
 	depends on XEN_BALLOON && MEMORY_HOTPLUG
+	default y
 	help
 	  Memory hotplug support for Xen balloon driver allows expanding memory
 	  available for the system above limit declared at system startup.