diff --git a/index.d.ts b/index.d.ts
index 05de61f8d..8fb595c75 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -18,7 +18,8 @@
  */
 
 import Client from './lib/client'
+import SniffingTransport from './lib/sniffingTransport'
 
 export * from '@elastic/transport'
-export { Client }
+export { Client, SniffingTransport }
 export type { ClientOptions, NodeOptions } from './lib/client'
diff --git a/index.js b/index.js
index 57068f4b2..0bf3da3da 100644
--- a/index.js
+++ b/index.js
@@ -35,9 +35,11 @@ const {
 } = require('@elastic/transport')
 
 const { default: Client } = require('./lib/client')
+const { default: SniffingTransport } = require('./lib/sniffingTransport')
 
 module.exports = {
   Client,
+  SniffingTransport,
   Diagnostic,
   Transport,
   WeightedConnectionPool,