diff --git a/sys/dev/mpt/mpt.c b/sys/dev/mpt/mpt.c
index 1e14f6f5857d..d186c85a7e30 100644
--- a/sys/dev/mpt/mpt.c
+++ b/sys/dev/mpt/mpt.c
@@ -2821,7 +2821,7 @@ mpt2host_config_page_raid_vol_0(CONFIG_PAGE_RAID_VOL_0 *volp)
 	MPT_2_HOST16(volp, VolumeStatus.Reserved);
 	MPT_2_HOST16(volp, VolumeSettings.Settings);
 	MPT_2_HOST32(volp, MaxLBA);
-	MPT_2_HOST32(volp, Reserved1);
+	MPT_2_HOST32(volp, MaxLBAHigh);
 	MPT_2_HOST32(volp, StripeSize);
 	MPT_2_HOST32(volp, Reserved2);
 	MPT_2_HOST32(volp, Reserved3);