diff --git a/drivers/md/persistent-data/dm-space-map-checker.c b/drivers/md/persistent-data/dm-space-map-checker.c
index bb44a937fe635b1f38641ef771b3bd81ce8306d8..50ed53bf4aa2b1efe1136c2520067ece16bb9b35 100644
--- a/drivers/md/persistent-data/dm-space-map-checker.c
+++ b/drivers/md/persistent-data/dm-space-map-checker.c
@@ -7,6 +7,7 @@
 #include "dm-space-map-checker.h"
 
 #include <linux/device-mapper.h>
+#include <linux/export.h>
 
 #ifdef CONFIG_DM_DEBUG_SPACE_MAPS