diff --git a/README.md b/README.md
index 768384b..6c246d8 100644
--- a/README.md
+++ b/README.md
@@ -100,10 +100,10 @@ your root filesystem `/`.
 
     /dev/sda1  /mnt/btr_pool  btrfs  subvolid=5,noatime  0 0
 
-Note that many linux distributions use subvolume names `@` for rootfs
-(mounted at `/`) and `@home` for `/home`. If this is the case on your
-file system, replace the subvolume options in the examples
-accordingly.
+Note that some default btrfs installations (e.g. Ubuntu) use subvolume
+names `@` for rootfs (mounted at `/`) and `@home` for `/home`, as a
+naming convention. If this is the case on your file system, replace
+the `subvolume` delcarations in the examples accordingly.
 
   [btrbk.conf(5)]: https://digint.ch/btrbk/doc/btrbk.conf.5.html