diff --git a/components/lottery/auth/LotteryAuthForm.tsx b/components/lottery/auth/LotteryAuthForm.tsx
index a6e982e..16eb910 100644
--- a/components/lottery/auth/LotteryAuthForm.tsx
+++ b/components/lottery/auth/LotteryAuthForm.tsx
@@ -42,7 +42,11 @@ const LotteryAuthForm = () => {
     try {
       const response = await Queries.authenticateLottery(phone, code);
       setAuth(response, phone, code);
-      router.replace('/lottery');
+      if (response.errorMessage?.length) {
+        setError('Telefon belgisi ýa-da açar nädogry');
+      } else {
+        router.replace('/lottery');
+      }
     } catch (err) {
       console.error('Authentication error:', err);
       setError('Telefon belgisi ýa-da açar nädogry');
diff --git a/models/lottery/lottery.model.ts b/models/lottery/lottery.model.ts
index c516cf6..fd55a0d 100644
--- a/models/lottery/lottery.model.ts
+++ b/models/lottery/lottery.model.ts
@@ -20,4 +20,5 @@ export interface ILotteryData {
 export interface ILotteryResponse {
   data: ILotteryData;
   user_lottery_numbers: string[];
+  errorMessage?: string;
 }