diff --git a/CHANGELOG.md b/CHANGELOG.md
index 873e3b93..f77381c2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # CHANGELOG
 
+# 3.102.0
+
+- PayPal
+  - Support new `amountBreakdown` and its subfields in the `updatePayment` method
+
 # 3.101.3
 
 - FrameService
diff --git a/package-lock.json b/package-lock.json
index 23187980..6c1e549d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "braintree-web",
-  "version": "3.101.3",
+  "version": "3.102.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 99afb858..f91fe398 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "braintree-web",
-  "version": "3.101.3",
+  "version": "3.102.0",
   "license": "MIT",
   "main": "src/index.js",
   "private": true,
diff --git a/src/paypal-checkout/paypal-checkout.js b/src/paypal-checkout/paypal-checkout.js
index acce5797..aa93edc1 100644
--- a/src/paypal-checkout/paypal-checkout.js
+++ b/src/paypal-checkout/paypal-checkout.js
@@ -575,6 +575,14 @@ PayPalCheckout.prototype._createPaymentResource = function (options, config) {
  * @param {string} options.currency The currency code of the amount, such as 'USD'. Required when using the Checkout flow.
  * @param {shippingOption[]} [options.shippingOptions] List of {@link PayPalCheckout~shippingOption|shipping options} offered by the payee or merchant to the payer to ship or pick up their items.
  * @param {lineItem[]} [options.lineItems] The {@link PayPalCheckout~lineItem|line items} for this transaction. It can include up to 249 line items.
+ * @param {object} [options.amountBreakdown] Optional collection of amounts that break down the total into individual pieces.
+ * @param {string} [options.amountBreakdown.itemTotal] Optional, item amount
+ * @param {string} [options.amountBreakdown.shipping] Optional, shipping amount
+ * @param {string} [options.amountBreakdown.handling] Optional, handling amount
+ * @param {string} [options.amountBreakdown.taxTotal] Optional, tax amount
+ * @param {string} [options.amountBreakdown.insurance] Optional, insurance amount
+ * @param {string} [options.amountBreakdown.shippingDiscount] Optional, shipping discount amount
+ * @param {string} [options.amountBreakdown.discount] Optional, discount amount
  * @param {callback} [callback] The second argument is a PayPal `paymentId` or `billingToken` string, depending on whether `options.flow` is `checkout` or `vault`. This is also what is resolved by the promise if no callback is provided.
  * @example
  * // this paypal object is created by the PayPal JS SDK
@@ -1469,6 +1477,10 @@ PayPalCheckout.prototype._formatUpdatePaymentData = function (options) {
     paymentResource.shippingOptions = options.shippingOptions;
   }
 
+  if (options.hasOwnProperty("amountBreakdown")) {
+    paymentResource.amountBreakdown = options.amountBreakdown;
+  }
+
   /* shippingAddress not supported yet */
   if (options.hasOwnProperty("shippingAddress")) {
     analytics.sendEvent(
diff --git a/test/paypal-checkout/unit/paypal-checkout.js b/test/paypal-checkout/unit/paypal-checkout.js
index 29367489..05b37fd8 100644
--- a/test/paypal-checkout/unit/paypal-checkout.js
+++ b/test/paypal-checkout/unit/paypal-checkout.js
@@ -1520,6 +1520,32 @@ describe("PayPalCheckout", () => {
         expect(formattedData).not.toHaveProperty("recipientName");
       });
     });
+
+    it("propagates amountBreakdown when passed", () => {
+      const amountBreakdown = {
+        itemTotal: "12.34",
+        shipping: "2.99",
+        handling: "0",
+        taxTotal: "1.99",
+        insurance: "0",
+        shippingDiscount: "0",
+        discount: "0",
+      };
+      const options = {
+        paymentId: "abc123",
+        currency: "USD",
+        amountBreakdown: amountBreakdown,
+      };
+      const actual = PayPalCheckout.prototype._formatUpdatePaymentData(options);
+
+      expect(actual).toStrictEqual({
+        paymentId: "abc123",
+        // eslint-disable-next-line no-undefined
+        merchantAccountId: undefined,
+        currencyIsoCode: "USD",
+        amountBreakdown: amountBreakdown,
+      });
+    });
   });
 
   describe("startVaultInitiatedCheckout", () => {