diff --git a/types/2020-03-02/Checkout/Sessions.d.ts b/types/2020-03-02/Checkout/Sessions.d.ts
index acb43d1b53..94c85c2dba 100644
--- a/types/2020-03-02/Checkout/Sessions.d.ts
+++ b/types/2020-03-02/Checkout/Sessions.d.ts
@@ -225,12 +225,15 @@ declare module 'stripe' {
           | 'de'
           | 'el'
           | 'en'
+          | 'en-GB'
           | 'es'
           | 'es-419'
           | 'et'
           | 'fi'
           | 'fr'
+          | 'fr-CA'
           | 'hu'
+          | 'id'
           | 'it'
           | 'ja'
           | 'lt'
@@ -839,12 +842,15 @@ declare module 'stripe' {
           | 'de'
           | 'el'
           | 'en'
+          | 'en-GB'
           | 'es'
           | 'es-419'
           | 'et'
           | 'fi'
           | 'fr'
+          | 'fr-CA'
           | 'hu'
+          | 'id'
           | 'it'
           | 'ja'
           | 'lt'
diff --git a/types/2020-03-02/Files.d.ts b/types/2020-03-02/Files.d.ts
index 2ce3dae69e..661051a946 100644
--- a/types/2020-03-02/Files.d.ts
+++ b/types/2020-03-02/Files.d.ts
@@ -30,9 +30,9 @@ declare module 'stripe' {
       links?: ApiList<Stripe.FileLink> | null;
 
       /**
-       * The purpose of the file. Possible values are `additional_verification`, `business_icon`, `business_logo`, `customer_signature`, `dispute_evidence`, `document_provider_identity_document`, `finance_report_run`, `identity_document`, `pci_document`, `sigma_scheduled_query`, or `tax_document_user_upload`.
+       * The [purpose](https://stripe.com/docs/file-upload#uploading-a-file) of the uploaded file.
        */
-      purpose: string;
+      purpose: File.Purpose;
 
       /**
        * The size in bytes of the file object.
@@ -55,6 +55,18 @@ declare module 'stripe' {
       url: string | null;
     }
 
+    namespace File {
+      type Purpose =
+        | 'additional_verification'
+        | 'business_icon'
+        | 'business_logo'
+        | 'customer_signature'
+        | 'dispute_evidence'
+        | 'identity_document'
+        | 'pci_document'
+        | 'tax_document_user_upload';
+    }
+
     interface FileCreateParams {}
 
     interface FileRetrieveParams {