diff --git a/docs/Getting Started/Debian/Debian Buster Root on ZFS.rst b/docs/Getting Started/Debian/Debian Buster Root on ZFS.rst
index 0fd1025..18889a0 100644
--- a/docs/Getting Started/Debian/Debian Buster Root on ZFS.rst	
+++ b/docs/Getting Started/Debian/Debian Buster Root on ZFS.rst	
@@ -126,6 +126,13 @@ Step 1: Prepare The Install Environment
    ``ip addr show scope global | grep inet``. Then, from your main machine,
    connect with ``ssh user@IP``.
 
+#. Disable automounting:
+
+   If the disk has been used before (with partitions at the same offsets),
+   previous filesystems (e.g. the ESP) will automount if not disabled::
+
+     gsettings set org.gnome.desktop.media-handling automount false
+
 #. Become root::
 
      sudo -i
diff --git a/docs/Getting Started/Ubuntu/Ubuntu 20.04 Root on ZFS.rst b/docs/Getting Started/Ubuntu/Ubuntu 20.04 Root on ZFS.rst
index 6568c48..2e5f7ad 100644
--- a/docs/Getting Started/Ubuntu/Ubuntu 20.04 Root on ZFS.rst	
+++ b/docs/Getting Started/Ubuntu/Ubuntu 20.04 Root on ZFS.rst	
@@ -253,6 +253,13 @@ Step 1: Prepare The Install Environment
    ``ip addr show scope global | grep inet``. Then, from your main machine,
    connect with ``ssh ubuntu@IP``.
 
+#. Disable automounting:
+
+   If the disk has been used before (with partitions at the same offsets),
+   previous filesystems (e.g. the ESP) will automount if not disabled::
+
+     gsettings set org.gnome.desktop.media-handling automount false
+
 #. Become root::
 
      sudo -i