diff --git a/types/braintree-web/index.d.ts b/types/braintree-web/index.d.ts
index 46f16e072b..bc5ca0b01f 100644
--- a/types/braintree-web/index.d.ts
+++ b/types/braintree-web/index.d.ts
@@ -611,12 +611,14 @@ declare namespace braintree {
    * @property {object} details Additional account details.
    * @property {string} details.cardType Type of card, ex: Visa, MasterCard.
    * @property {string} details.lastTwo Last two digits of card number.
+   * @property {string} details.lastFour Last four digits of card number.
    * @property {string} description A human-readable description.
    * @property {string} type The payment method type, always `CreditCard`.
    */
   interface HostedFieldsAccountDetails {
     cardType: string;
     lastTwo: string;
+    lastFour: string;
   }
 
   interface HostedFieldsTokenizePayload {