diff --git a/server/routers/kfu-m-24-1/sber_mobile/auth.js b/server/routers/kfu-m-24-1/sber_mobile/auth.js
index 6ee3f2e..faff6fa 100644
--- a/server/routers/kfu-m-24-1/sber_mobile/auth.js
+++ b/server/routers/kfu-m-24-1/sber_mobile/auth.js
@@ -2,6 +2,7 @@ const router = require('express').Router();
 const { createClient } = require('@supabase/supabase-js');
 const { getSupabaseUrl, getSupabaseKey } = require('./get-constants');
 
+let supabase;
 
 (async () => {
   const supabaseUrl = await getSupabaseUrl();