diff --git a/zfs-backup-mm b/zfs-backup-mm
index e6c58fa..8519a4b 100755
--- a/zfs-backup-mm
+++ b/zfs-backup-mm
@@ -57,14 +57,15 @@ backup_snap=$(echo "$backups_server_zfs_snapshots" | grep "$backup_server_datase
 backup_snaps=$(echo "$backups_server_zfs_snapshots" | grep "$backup_server_dataset"/"$dataset_clean"@ | grep -E "....-..-.._........--"$zfsnap_days_keep_snaps"d" | cut -d"@" -f2 | cut -d" " -f1)
 source_backups_server_match=$(grep -Fxf <(echo "$source_snaps") <(echo "$backup_snaps"))
 source_backups_server_match_tailed=$(echo "$source_backups_server_match" | tail -n1)
+dataset_recordsize=$(zfs get recordsize -H -o value "$dataset")
 
 if [ -z "$backup_snap" ]
 then
 	echo "Snapshot on backup server not found, sending "$dataset"@"$source_snap" to server "$backup_server" "$backup_server_dataset"/"$dataset_clean""
-	zfs send "$dataset"@"$source_snap" | pv -L "$shape_megabytes"m | ssh -$backup_server_ipv "$backup_server" -p "$backup_server_port" zfs recv "$backup_server_dataset"/"$dataset_clean" && echo "Send OK"
+	zfs send "$dataset"@"$source_snap" | pv -L "$shape_megabytes"m | ssh -$backup_server_ipv "$backup_server" -p "$backup_server_port" zfs recv -o recordsize="$dataset_recordsize" "$backup_server_dataset"/"$dataset_clean" && echo "Send OK"
 else
 	echo "Snapshot on backup server found, sending incremental from "$dataset"@"$source_backups_server_match_tailed" to "$dataset"@"$source_snap" to server "$backup_server" "$backup_server_dataset"/"$dataset_clean""
-	zfs send -I "$dataset"@"$source_backups_server_match_tailed" "$dataset"@"$source_snap" | pv -L "$shape_megabytes"m | ssh -$backup_server_ipv "$backup_server" -p "$backup_server_port" zfs recv "$backup_server_dataset"/"$dataset_clean" -F && echo "Send OK"
+	zfs send -I "$dataset"@"$source_backups_server_match_tailed" "$dataset"@"$source_snap" | pv -L "$shape_megabytes"m | ssh -$backup_server_ipv "$backup_server" -p "$backup_server_port" zfs recv -o recordsize="$dataset_recordsize" "$backup_server_dataset"/"$dataset_clean" -F && echo "Send OK"
 fi
 done
 del_snaps_block