diff --git a/ioctl.h b/ioctl.h
index 4e7efd94..ade6dcb9 100644
--- a/ioctl.h
+++ b/ioctl.h
@@ -798,6 +798,10 @@ static inline char *btrfs_err_str(enum btrfs_err_code err_code)
 	switch (err_code) {
 		case BTRFS_ERROR_DEV_RAID1_MIN_NOT_MET:
 			return "unable to go below two devices on raid1";
+		case BTRFS_ERROR_DEV_RAID1C3_MIN_NOT_MET:
+			return "unable to go below three devices on raid1c3";
+		case BTRFS_ERROR_DEV_RAID1C4_MIN_NOT_MET:
+			return "unable to go below four devices on raid1c4";
 		case BTRFS_ERROR_DEV_RAID10_MIN_NOT_MET:
 			return "unable to go below four devices on raid10";
 		case BTRFS_ERROR_DEV_RAID5_MIN_NOT_MET:
diff --git a/libbtrfsutil/btrfs.h b/libbtrfsutil/btrfs.h
index 4bc12754..60d51ff6 100644
--- a/libbtrfsutil/btrfs.h
+++ b/libbtrfsutil/btrfs.h
@@ -830,7 +830,9 @@ enum btrfs_err_code {
 	BTRFS_ERROR_DEV_TGT_REPLACE,
 	BTRFS_ERROR_DEV_MISSING_NOT_FOUND,
 	BTRFS_ERROR_DEV_ONLY_WRITABLE,
-	BTRFS_ERROR_DEV_EXCL_RUN_IN_PROGRESS
+	BTRFS_ERROR_DEV_EXCL_RUN_IN_PROGRESS,
+	BTRFS_ERROR_DEV_RAID1C3_MIN_NOT_MET,
+	BTRFS_ERROR_DEV_RAID1C4_MIN_NOT_MET,
 };
 
 #define BTRFS_IOC_SNAP_CREATE _IOW(BTRFS_IOCTL_MAGIC, 1, \
diff --git a/volumes.c b/volumes.c
index b46bf598..7f84fbba 100644
--- a/volumes.c
+++ b/volumes.c
@@ -65,6 +65,9 @@ const struct btrfs_raid_attr btrfs_raid_array[BTRFS_NR_RAID_TYPES] = {
 		.tolerated_failures = 2,
 		.devs_increment	= 3,
 		.ncopies	= 3,
+		.raid_name	= "raid1c3",
+		.bg_flag	= BTRFS_BLOCK_GROUP_RAID1C3,
+		.mindev_error	= BTRFS_ERROR_DEV_RAID1C3_MIN_NOT_MET,
 	},
 	[BTRFS_RAID_RAID1C4] = {
 		.sub_stripes	= 1,
@@ -74,6 +77,9 @@ const struct btrfs_raid_attr btrfs_raid_array[BTRFS_NR_RAID_TYPES] = {
 		.tolerated_failures = 3,
 		.devs_increment	= 4,
 		.ncopies	= 4,
+		.raid_name	= "raid1c4",
+		.bg_flag	= BTRFS_BLOCK_GROUP_RAID1C4,
+		.mindev_error	= BTRFS_ERROR_DEV_RAID1C4_MIN_NOT_MET,
 	},
 	[BTRFS_RAID_DUP] = {
 		.sub_stripes	= 1,