diff --git a/pve-installation.adoc b/pve-installation.adoc
index 69c1ea6..775bb84 100644
--- a/pve-installation.adoc
+++ b/pve-installation.adoc
@@ -237,8 +237,8 @@ semantics, and why this does not replace redundancy on disk-level.
 
 Defines the total HD size to be used. This way you can save free
 space on the HD(s) for further partitioning (e.g. for creating a swap-partition).
-`hdsize` is only honored for all bootable disks (i.e. only the first disk/mirror
-for RAID0/1/10, and all disks in RAID-Z[123]).
+`hdsize` is only honored for bootable disks, i.e., only the first disk or
+mirror for RAID0, RAID1 or RAID10, and all disks in RAID-Z[123].
 
 
 ZFS Performance Tips