diff --git a/types/stripe/index.d.ts b/types/stripe/index.d.ts
index 57de752245..9d70a87805 100644
--- a/types/stripe/index.d.ts
+++ b/types/stripe/index.d.ts
@@ -8571,6 +8571,16 @@ declare namespace Stripe {
              * be affected.
              */
             product?: string;
+
+            /**
+             * Whether the plan is currently available for new subscriptions.
+             */
+            active?: boolean;
+
+            /**
+             * Default number of trial days when subscribing a customer to this plan using `trial_from_plan=true`.
+             */
+            trial_period_days?: number;
         }
 
         interface IPlanCreationOptionsProductHash {
diff --git a/types/stripe/stripe-tests.ts b/types/stripe/stripe-tests.ts
index a23273fd94..c505f4ac33 100644
--- a/types/stripe/stripe-tests.ts
+++ b/types/stripe/stripe-tests.ts
@@ -2351,6 +2351,12 @@ stripe.plans.update(
 stripe.plans.update('gold-plan', { nickname: 'New gold plan nickname' }).then(plan => {
     // asynchronously called
 });
+stripe.plans.update('gold-plan', { active: true }).then(plan => {
+    // asynchronously called
+});
+stripe.plans.update('gold-plan', { trial_period_days: 1 }).then(plan => {
+    // asynchronously called
+});
 
 stripe.plans.del('gold-plan', (err, confirmation) => {
     // asynchronously called