diff --git a/back/services/notify.ts b/back/services/notify.ts
index 22609748..aa65e19b 100644
--- a/back/services/notify.ts
+++ b/back/services/notify.ts
@@ -259,7 +259,7 @@ export default class NotificationService {
     let agent;
     if (telegramBotProxyHost && telegramBotProxyPort) {
       agent = new ProxyAgent({
-        uri: `http://${authStr}${telegramBotProxyHost}:${telegramBotProxyPort}`,
+        uri: `http://${authStr}@${telegramBotProxyHost}:${telegramBotProxyPort}`,
       });
     }
     try {
diff --git a/sample/notify.js b/sample/notify.js
index 49ae9f24..0fcc48da 100644
--- a/sample/notify.js
+++ b/sample/notify.js
@@ -484,7 +484,7 @@ function tgBotNotify(text, desp) {
       if (TG_PROXY_HOST && TG_PROXY_PORT) {
         let agent;
         agent = new ProxyAgent({
-          uri: `http://${TG_PROXY_AUTH}${TG_PROXY_HOST}:${TG_PROXY_PORT}`,
+          uri: `http://${TG_PROXY_AUTH}@${TG_PROXY_HOST}:${TG_PROXY_PORT}`,
         });
         options.dispatcher = agent;
       }