diff --git a/common-tasks/usb.md b/common-tasks/usb.md
index 01ec1479..655048de 100644
--- a/common-tasks/usb.md
+++ b/common-tasks/usb.md
@@ -173,6 +173,11 @@ Add a line like this one to the top of the file:
 
 You can now use your USB keyboard.
 
+For a confirmation dialog each time the USB keyboard is connected, change this line to:
+```
+sys-usb dom0 ask,default_target=dom0
+```
+
 How to use a USB mouse
 ----------------------
 
@@ -183,7 +188,7 @@ 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 op of the file:
+Add a line like this to the top of the file:
 
     sys-usb dom0 allow,user=root
     
@@ -191,6 +196,11 @@ Add a line like this to the op of the file:
 
 You can now use your USB mouse.
 
+For a confirmation dialog each time the USB mouse is connected, change this line to:
+```
+sys-usb dom0 ask,default_target=dom0
+```
+
 How to attach USB drives
 ------------------------