diff --git a/types/ssh2-sftp-client/index.d.ts b/types/ssh2-sftp-client/index.d.ts
index 8089810fa9..ac0c0847ee 100644
--- a/types/ssh2-sftp-client/index.d.ts
+++ b/types/ssh2-sftp-client/index.d.ts
@@ -1,6 +1,9 @@
 // Type definitions for ssh2-sftp-client 2.4
 // Project: https://www.npmjs.com/package/ssh2-sftp-client
-// Definitions by: igrayson <https://github.com/igrayson>, Ascari Andrea <https://github.com/ascariandrea>, Kartik Malik <https://github.com/kartik2406>, Michael Pertl <https://github.com/viamuli>
+// Definitions by: igrayson <https://github.com/igrayson>
+//                 Ascari Andrea <https://github.com/ascariandrea>
+//                 Kartik Malik <https://github.com/kartik2406>
+//                 Michael Pertl <https://github.com/viamuli>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
 import * as ssh2 from 'ssh2';
diff --git a/types/ssh2-sftp-client/ssh2-sftp-client-tests.ts b/types/ssh2-sftp-client/ssh2-sftp-client-tests.ts
index 8a9c99fde1..d59e552990 100644
--- a/types/ssh2-sftp-client/ssh2-sftp-client-tests.ts
+++ b/types/ssh2-sftp-client/ssh2-sftp-client-tests.ts
@@ -1,5 +1,6 @@
 import Client = require('ssh2-sftp-client');
 import * as fs from 'fs';
+
 const client = new Client();
 
 client.connect({
@@ -11,6 +12,10 @@ client.connect({
 
 client.list('/remote/path').then(() => null);
 
+client.exists('/remote/path').then(() => null);
+
+client.stat('/remote/path').then(() => null);
+
 client.get('/remote/path').then(stream => stream.read(0));
 client.get('/remote/path', true, 'utf8').then(stream => stream.read(0));
 client.get('/remote/path', true, null).then(stream => stream.read(0));
@@ -30,6 +35,8 @@ client.delete('remote/path').then(() => null);
 
 client.rename('/remote/from', '/remote/to').then(() => null);
 
+client.chmod('/remote/path', 777).then(() => null);
+
 client.end().then(() => null);
 
 client.on('event', () => null);