diff --git a/docs/UserGuide.md b/docs/UserGuide.md
index aaa975a5f6f..cc3fa06f3d0 100644
--- a/docs/UserGuide.md
+++ b/docs/UserGuide.md
@@ -591,7 +591,7 @@ Action                   | Format and Examples
 **Edit ingredient**      | `edit-i INDEX [in/NAME] [iq/QUANTITY] [iu/UNIT]`
 **Find ingredient**      | `find-i [in/NAME] [iq/QUANTITY] [iqf/QUANTITY_FROM] [iqt/QUANTITY_TO] [iu/UNIT]`
 **List ingredient**      | `list-i`
-**Add order**            | `add-o c/CLIENT_INDEX cn/CLIENT_NAME cp/CLIENT_PHONE ca/CLIENT_ADDRESS rn/RECIPE_NAME [ri/INGREDIENT_NAME-QUANTITY-UNIT, ...] op/ORDER_PRICE od/DEADLINE [oq/ORDER_QUANTITY]`
+**Add order**            | `add-o c/CLIENT_INDEX cn/CLIENT_NAME cp/CLIENT_PHONE ca/CLIENT_ADDRESS rn/RECIPE_NAME [ri/INGREDIENT_NAME-QUANTITY-UNIT, ...] op/ORDER_PRICE od/ORDER_DEADLINE [oq/ORDER_QUANTITY]`
 **Edit order**           | `edit-o INDEX [c/INDEX] [cn/CLIENT_NAME] [cp/CLIENT_PHONE] [ca/CLIENT_ADDRESS] [rn/RECIPE_NAME] [op/ORDER_PRICE] [od/ORDER_DEADLINE] [oq/QUANTITY]`
 **Add order ingredient** | `add-oi INDEX in/INGREDIENT_NAME iq/INGREDIENT_QUANTITY iu/INGREDIENT_UNIT`
 **Delete order ingredient** | `delete-oi ORDER_INDEX i/INGREDIENT_INDEX`