diff --git a/roles/nextcloud/templates/backup.sh b/roles/nextcloud/templates/backup.sh
index f5169be..cbb3d42 100644
--- a/roles/nextcloud/templates/backup.sh
+++ b/roles/nextcloud/templates/backup.sh
@@ -29,11 +29,16 @@ chmod 770 "$OUTDIR"
 
 # Purge oldest backup if we need to
 currentbackupcount="$(ls -1 "$OUTDIR" | wc -l)"
-if (( currentbackupcount >= retention )); then
-	lastbackup="$(find "$OUTDIR" -name \*.zip 2>/dev/null | sort | head -n 1)"
-	if [ -f "$lastbackup" ]; then
-		log "Removing old backup: $lastbackup"
-		rm "$lastbackup"
+# Multiplying by three here because our backups are three-parters
+if (( currentbackupcount >= retention * 3 )); then
+	lastbackup="$(find "$OUTDIR" -name \*.tar.gz 2>/dev/null | sort | head -n 1)"
+	lastbackup="${lastbackup%-*.gz}"
+	if [ -f "$file" ]; then
+		log "Removing old backups for: $lastbackup"
+		for file in "$OUTDIR"/"$lastbackup"*; do
+			log "Removing old backup part: $file"
+			rm "$file"
+		done
 	fi
 fi
 # WE MAKE BACKUP NOW SERGEI