diff --git a/customization/disposablevm-customization.md b/customization/disposablevm-customization.md
index 361243a0..2a482455 100644
--- a/customization/disposablevm-customization.md
+++ b/customization/disposablevm-customization.md
@@ -246,6 +246,15 @@ Using DisposableVMs in this manner is ideal for untrusted qubes which require pe
        [user@dom0 ~]$ qvm-prefs disp-sys-usb autostart true
 
 7. Users should now follow instructions on [How to hide USB controllers from dom0](/doc/usb/#how-to-hide-all-usb-controllers-from-dom0)
+8. At this point your mouse may not work. In which case you should follow this qubes guide https://www.qubes-os.org/doc/usb/ 
+
+Edit the qubes.InputMouse policy file in dom0, which is located here:
+
+/etc/qubes-rpc/policy/qubes.InputMouse
+
+Add a line like this to the top of the file:
+
+disp-sys-usb dom0 allow,user=root
 
 
 #### Starting the DisposableVMs ####