diff --git a/pmg-installation.adoc b/pmg-installation.adoc
index c7fd826..11220f1 100644
--- a/pmg-installation.adoc
+++ b/pmg-installation.adoc
@@ -155,23 +155,9 @@ Defines the size of the `swap` volume. The default is the size of the
 installed memory, minimum 4 GB and maximum 8 GB. The resulting value cannot
 be greater than `hdsize/8`.
 
-`maxroot`::
-
-Defines the maximum size of the `root` volume, which stores the operation
-system. The maximum limit of the `root` volume size is `hdsize/4`.
-
-`maxvz`::
-
-Defines the maximum size of the `data` volume. The actual size of the `data`
-volume is:
-+
-`datasize = hdsize - rootsize - swapsize - minfree`
-+
-Where `datasize` cannot be bigger than `maxvz`.
-
 `minfree`::
 
-Defines the amount of free space left in LVM volume group `pve`.
+Defines the amount of free space left in LVM volume group `pmg`.
 With more than 128GB storage available the default is 16GB, else `hdsize/8`
 will be used.
 +