diff --git a/README.md b/README.md
index 6c64a23..ca8d4ad 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ Edit example config file, run script and config as parameter.
 
 __Requirements:__
 
-zfSnap, pv, Ubuntu (tested on Ubuntu 18.04, 19.04, 19.10 and 20.04)
+zfSnap, pv, lzop, Ubuntu (tested on Ubuntu 18.04, 19.04, 19.10 and 20.04)
 
 __THE PROGRAM IS DISTRIBUTED IN THE HOPE THAT IT WILL BE USEFUL, BUT WITHOUT ANY WARRANTY. IT IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE PROGRAM IS WITH YOU. SHOULD THE PROGRAM PROVE DEFECTIVE, YOU ASSUME THE COST OF ALL NECESSARY SERVICING, REPAIR OR CORRECTION.__
 
diff --git a/zfs-backup-mm b/zfs-backup-mm
index dfc431e..089bfb7 100755
--- a/zfs-backup-mm
+++ b/zfs-backup-mm
@@ -57,10 +57,10 @@ 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 -o recordsize="$dataset_recordsize" "$backup_server_dataset"/"$dataset_clean" && echo "Send OK"
+	zfs send "$dataset"@"$source_snap" | lzop | pv -L "$shape_megabytes"m | ssh -$backup_server_ipv "$backup_server" -p "$backup_server_port" "lzop -d | zfs recv -o recordsize="$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 "$backup_server_port" zfs recv -o recordsize="$dataset_recordsize" "$backup_server_dataset"/"$dataset_clean" -F && echo "Send OK"
+	zfs send -I "$dataset"@"$source_backups_server_match_tailed" "$dataset"@"$source_snap" | lzop | pv -L "$shape_megabytes"m | ssh -$backup_server_ipv "$backup_server" -p "$backup_server_port" "lzop -d | zfs recv -o recordsize="$dataset_recordsize" "$backup_server_dataset"/"$dataset_clean" -F" && echo "Send OK"
 fi
 done
 del_snaps_block