diff --git a/Performance.md b/Performance.md
index 35498e6..49c7d44 100644
--- a/Performance.md
+++ b/Performance.md
@@ -27,7 +27,7 @@ If you have a slow link and compressible data, look at the `--compress` option.
 
 ## Less zfs commands
 
-You can make zfs-autobackup use less commands per snapshot transfer by:
+You can make zfs-autobackup use less commands and IO per snapshot transfer by:
 
 * `--no-holds`: to prevent the hold/release commands.
 * `--allow-empty`: to prevent commands to figure out if a snapshot would be empty.