diff --git a/serverless.yml b/serverless.yml
index 41546ca..13cba93 100644
--- a/serverless.yml
+++ b/serverless.yml
@@ -24,6 +24,8 @@ provider:
     MONGO_PASSWORD: ${self:custom.secrets.provider.environment.MONGO_PASSWORD}
     MONGO_HOST: ${self:custom.secrets.provider.environment.MONGO_HOST}
     MONGO_DATABASE: ${self:custom.secrets.provider.environment.MONGO_DATABASE}
+    USERNAME: ${self:custom.secrets.provider.environment.USERNAME}
+    PASSWORD: ${self:custom.secrets.provider.environment.PASSWORD}
 
 functions:
   telegramAuthorizer: ${file(./src/functions/telegram_authorizer/function.yml)}
diff --git a/src/functions/telegram_send_message/function.yml b/src/functions/telegram_send_message/function.yml
index 39c9115..ac8ea0f 100644
--- a/src/functions/telegram_send_message/function.yml
+++ b/src/functions/telegram_send_message/function.yml
@@ -8,3 +8,4 @@ events:
       path: /${self:custom.secrets.service.name}-${self:custom.secrets.provider.stage}/telegram/send-message
       method: POST
       cors: true
+      authorizer: telegramAuthorizer
diff --git a/src/functions/telegram_send_photo/function.yml b/src/functions/telegram_send_photo/function.yml
index 017cd21..deb6e7b 100644
--- a/src/functions/telegram_send_photo/function.yml
+++ b/src/functions/telegram_send_photo/function.yml
@@ -8,3 +8,4 @@ events:
       path: /${self:custom.secrets.service.name}-${self:custom.secrets.provider.stage}/telegram/send-photo
       method: POST
       cors: true
+      authorizer: telegramAuthorizer
diff --git a/src/functions/telegram_send_video/function.yml b/src/functions/telegram_send_video/function.yml
index 834519f..53d1552 100644
--- a/src/functions/telegram_send_video/function.yml
+++ b/src/functions/telegram_send_video/function.yml
@@ -8,3 +8,4 @@ events:
       path: /${self:custom.secrets.service.name}-${self:custom.secrets.provider.stage}/telegram/send-video
       method: POST
       cors: true
+      authorizer: telegramAuthorizer
diff --git a/src/functions/telegram_set_webhook/function.yml b/src/functions/telegram_set_webhook/function.yml
index 81ed28a..c2677df 100644
--- a/src/functions/telegram_set_webhook/function.yml
+++ b/src/functions/telegram_set_webhook/function.yml
@@ -8,3 +8,4 @@ events:
       path: /${self:custom.secrets.service.name}-${self:custom.secrets.provider.stage}/telegram/set-webhook
       method: POST
       cors: true
+      authorizer: telegramAuthorizer
diff --git a/src/lib/services/telegram.ts b/src/lib/services/telegram.ts
index 171f278..ac957d7 100644
--- a/src/lib/services/telegram.ts
+++ b/src/lib/services/telegram.ts
@@ -2,7 +2,7 @@ import axios, { AxiosResponse, AxiosInstance } from "axios";
 import { EntityTg, UserTg, FormattingOptionsTg } from "../models";
 import { MessageTg } from "../models/telegram";
 
-const { TELEGRAM_BOT_TOKEN } = process.env;
+const { TELEGRAM_BOT_TOKEN, USERNAME, PASSWORD } = process.env;
 
 interface SetWebhookResponse {
   ok: boolean;
@@ -157,6 +157,7 @@ export class TelegramService {
     if (!this.instance) {
       this.instance = axios.create({
         baseURL: `https://api.telegram.org/bot${TELEGRAM_BOT_TOKEN}`,
+        auth: { username: `${USERNAME}`, password: `${PASSWORD}` },
       });
     }
   }