diff --git a/example/test.js b/example/test.js
index c6e253f..bafb3b1 100644
--- a/example/test.js
+++ b/example/test.js
@@ -8,7 +8,7 @@ let smart_api = new SmartAPI({
 });
 
 // If user does not have valid access token and refresh token then use generateSession method 
-smart_api.generateSession("CLIENT_CODE", "PASSWORD") 
+smart_api.generateSession("CLIENT_CODE", "PASSWORD", "TOTP") 
     .then((data) => {
         console.log(data)
         //        return smart_api.getProfile()
diff --git a/lib/smartapi-connect.js b/lib/smartapi-connect.js
index 7df5cc1..6cd4c4b 100644
--- a/lib/smartapi-connect.js
+++ b/lib/smartapi-connect.js
@@ -145,10 +145,11 @@ var SmartApi = function (params) {
      * @param {string} clientcode
      * @param {string} password
      */
-    self.generateSession = function (client_code, password) {
+    self.generateSession = function (client_code, password, totp) {
         let params = {
             "clientcode": client_code,
-            "password": password
+            "password": password,
+            "totp": totp
         }
         let token_data = post_request("user_login", params);