diff --git a/basics_dev/coding-style.md b/basics_dev/coding-style.md
index 82d635f5..4e9640ff 100644
--- a/basics_dev/coding-style.md
+++ b/basics_dev/coding-style.md
@@ -165,6 +165,8 @@ Security coding guidelines
        height = untrusted_conf.height;
     ~~~
 
+-   Use others variables, without the `untrusted_` prefix to hold the sanitized values, as shown above.
+
 Python-specific guidelines
 --------------------------
 
diff --git a/services/dvm-impl.md b/services/dvm-impl.md
index dbb38af1..246580a6 100644
--- a/services/dvm-impl.md
+++ b/services/dvm-impl.md
@@ -42,7 +42,7 @@ Normally, disposable VM is created when qubes rpc request with target *\$dispvm*
 1.  modify the savefile so that the VM name, VM UUID, MAC address and IP address are unique
 2.  restore the COW files from the `saved_cows.tar`
 3.  create the `/var/run/qubes/fast_block_attach` file, whose presence tells the `/etc/xen/scripts/block` script to bypass some redundant checks and execute as fast as possible.
-4.  execute "xl restore" in order to restore a domain.
+4.  execute `xl restore` in order to restore a domain.
 5.  create the same xenstore keys as normally created when AppVM boots (e.g. `qubes_ip`)
 6.  create the `qubes_restore_complete` xenstore key. This allows the boot process in DisposableVM to continue.