diff --git a/types/2020-03-02/Issuing/Authorizations.d.ts b/types/2020-03-02/Issuing/Authorizations.d.ts
index 9a33bdaa71..a40af3b5a0 100644
--- a/types/2020-03-02/Issuing/Authorizations.d.ts
+++ b/types/2020-03-02/Issuing/Authorizations.d.ts
@@ -190,9 +190,9 @@ declare module 'stripe' {
           state: string | null;
 
           /**
-           * The url an online purchase was made from
+           * URL provided by the merchant on a 3DS request
            */
-          url: string | null;
+          url?: string | null;
         }
 
         interface PendingRequest {
@@ -366,9 +366,9 @@ declare module 'stripe' {
           expiry_check: VerificationData.ExpiryCheck;
 
           /**
-           * 3D Secure details on this authorization.
+           * 3D Secure details.
            */
-          three_d_secure: VerificationData.ThreeDSecure | null;
+          three_d_secure?: VerificationData.ThreeDSecure | null;
         }
 
         namespace VerificationData {
@@ -516,7 +516,7 @@ declare module 'stripe' {
         ): ApiListPromise<Stripe.Issuing.Authorization>;
 
         /**
-         * Approves a pending Issuing Authorization object. This request should be made within the timeout window of the [real time authorization](https://stripe.com/docs/issuing/controls/real-time-authorizations) flow.
+         * Approves a pending Issuing Authorization object. This request should be made within the timeout window of the [real-time authorization](https://stripe.com/docs/issuing/controls/real-time-authorizations) flow.
          */
         approve(
           id: string,
diff --git a/types/2020-03-02/Issuing/Cards.d.ts b/types/2020-03-02/Issuing/Cards.d.ts
index f6378cae36..1f7bfa1466 100644
--- a/types/2020-03-02/Issuing/Cards.d.ts
+++ b/types/2020-03-02/Issuing/Cards.d.ts
@@ -77,7 +77,7 @@ declare module 'stripe' {
         /**
          * Metadata about the PIN on the card.
          */
-        pin: Card.Pin | null;
+        pin?: Card.Pin | null;
 
         /**
          * The latest card that replaces this card, if any.
diff --git a/types/2020-03-02/Issuing/Transactions.d.ts b/types/2020-03-02/Issuing/Transactions.d.ts
index d08608d9c2..14bd9a5218 100644
--- a/types/2020-03-02/Issuing/Transactions.d.ts
+++ b/types/2020-03-02/Issuing/Transactions.d.ts
@@ -121,9 +121,9 @@ declare module 'stripe' {
           state: string | null;
 
           /**
-           * The url an online purchase was made from
+           * URL provided by the merchant on a 3DS request
            */
-          url: string | null;
+          url?: string | null;
         }
 
         type Type =
diff --git a/types/2020-03-02/Payouts.d.ts b/types/2020-03-02/Payouts.d.ts
index b9220e727e..290b99e9ff 100644
--- a/types/2020-03-02/Payouts.d.ts
+++ b/types/2020-03-02/Payouts.d.ts
@@ -101,7 +101,7 @@ declare module 'stripe' {
       statement_descriptor: string | null;
 
       /**
-       * Current status of the payout (`paid`, `pending`, `in_transit`, `canceled` or `failed`). A payout will be `pending` until it is submitted to the bank, at which point it becomes `in_transit`. It will then change to `paid` if the transaction goes through. If it does not go through successfully, its status will change to `failed` or `canceled`.
+       * Current status of the payout: `paid`, `pending`, `in_transit`, `canceled` or `failed`. A payout is `pending` until it is submitted to the bank, when it becomes `in_transit`. The status then changes to `paid` if the transaction goes through, or to `failed` or `canceled` (within 5 business days). Some failed payouts may initially show as `paid` but then change to `failed`.
        */
       status: string;
 
diff --git a/types/2020-03-02/SubscriptionSchedules.d.ts b/types/2020-03-02/SubscriptionSchedules.d.ts
index 9ac0268343..1d81639c4e 100644
--- a/types/2020-03-02/SubscriptionSchedules.d.ts
+++ b/types/2020-03-02/SubscriptionSchedules.d.ts
@@ -250,7 +250,7 @@ declare module 'stripe' {
           /**
            * Quantity of the plan to which the customer should be subscribed.
            */
-          quantity: number | null;
+          quantity?: number;
 
           /**
            * The tax rates which apply to this `phase_item`. When set, the `default_tax_rates` on the phase do not apply to this `phase_item`.
diff --git a/types/2020-03-02/WebhookEndpoints.d.ts b/types/2020-03-02/WebhookEndpoints.d.ts
index ba830c9cb2..9cd2492f39 100644
--- a/types/2020-03-02/WebhookEndpoints.d.ts
+++ b/types/2020-03-02/WebhookEndpoints.d.ts
@@ -31,6 +31,11 @@ declare module 'stripe' {
 
       deleted?: void;
 
+      /**
+       * An optional description of what the wehbook is used for.
+       */
+      description: string | null;
+
       /**
        * The list of events to enable for this endpoint. `['*']` indicates that all events are enabled, except those that require explicit selection.
        */
@@ -103,6 +108,11 @@ declare module 'stripe' {
        */
       connect?: boolean;
 
+      /**
+       * An optional description of what the wehbook is used for.
+       */
+      description?: string;
+
       /**
        * Specifies which fields in the response should be expanded.
        */
@@ -376,6 +386,11 @@ declare module 'stripe' {
     }
 
     interface WebhookEndpointUpdateParams {
+      /**
+       * An optional description of what the wehbook is used for.
+       */
+      description?: string;
+
       /**
        * Disable the webhook endpoint if set to true.
        */