diff --git a/generated-sources/api/src/models/CreateDestinationRequest.ts b/generated-sources/api/src/models/CreateDestinationRequest.ts
index 5f24235c..4a71cce6 100644
--- a/generated-sources/api/src/models/CreateDestinationRequest.ts
+++ b/generated-sources/api/src/models/CreateDestinationRequest.ts
@@ -39,7 +39,7 @@ export interface CreateDestinationRequest {
      */
     name: string;
     /**
-     * The type of the destination.
+     * The type of the destination. For `slack`, set `metadata.url` to a Slack incoming webhook URL.
      * @type {string}
      * @memberof CreateDestinationRequest
      */
@@ -65,7 +65,8 @@ export interface CreateDestinationRequest {
 export const CreateDestinationRequestTypeEnum = {
     Webhook: 'webhook',
     Kinesis: 'kinesis',
-    S3: 's3'
+    S3: 's3',
+    Slack: 'slack'
 } as const;
 export type CreateDestinationRequestTypeEnum = typeof CreateDestinationRequestTypeEnum[keyof typeof CreateDestinationRequestTypeEnum];
 
diff --git a/generated-sources/api/src/models/CreateDestinationRequestMetadata.ts b/generated-sources/api/src/models/CreateDestinationRequestMetadata.ts
index 34b0717a..9d59ae5e 100644
--- a/generated-sources/api/src/models/CreateDestinationRequestMetadata.ts
+++ b/generated-sources/api/src/models/CreateDestinationRequestMetadata.ts
@@ -20,7 +20,7 @@ import { exists, mapValues } from '../runtime';
  */
 export interface CreateDestinationRequestMetadata {
     /**
-     * Webhook URL, must start with "https://".
+     * Webhook URL, must start with "https://". For `slack` destinations, this is the Slack incoming webhook URL.
      * @type {string}
      * @memberof CreateDestinationRequestMetadata
      */