diff --git a/backup-zfs b/backup-zfs
index c5bbc19..b37f1fc 100755
--- a/backup-zfs
+++ b/backup-zfs
@@ -140,7 +140,8 @@ if $tossh ; then
 	###
 	### create new snapshot on src
 	###
-	cur="$src@${tag}_$date"
+	snap="${tag}_$date"
+	cur="$src@$snap"
 	ZFS "$srchost" snapshot -r "$cur" || die $? "zfs snapshot failed"
 
 	###
@@ -167,10 +168,12 @@ if $tossh ; then
 				| gpg --trust-model always --encrypt --recipient "$gpgid" \
 				| ssh "$desthost" "cat > \"$destpath/${tag}_$date.zfssnap.gpg\"" \
 				|| die $? "zfs incremental send failed"
+			ssh "$desthost" "echo \"$snap\" > \"$destpath/.last\""
 		else
 			ZFS "$srchost" send $send_opts -R -I "$last" "$cur" \
 				| ssh "$desthost" "cat > \"$destpath/${tag}_$date.zfssnap\"" \
 				|| die $? "zfs incremental send failed"
+			ssh "$desthost" "echo \"$snap\" > \"$destpath/.last\""
 		fi
 	fi