diff --git a/src/locales/en.json b/src/locales/en.json
index 268b2c1..3651a40 100644
--- a/src/locales/en.json
+++ b/src/locales/en.json
@@ -4218,6 +4218,7 @@
     "activateSuccess": "Gift activated!",
     "activateSuccessDesc": "{{tariff}} — {{days}} days added to your subscription",
     "activateError": "Failed to activate gift",
+    "activateSelfError": "You cannot activate your own gift",
     "myGiftsEmpty": "No gifts yet",
     "myGiftsEmptyDesc": "Buy a gift for a friend or activate a received code",
     "sentGiftsTitle": "Sent",
diff --git a/src/locales/ru.json b/src/locales/ru.json
index 55be595..2abab43 100644
--- a/src/locales/ru.json
+++ b/src/locales/ru.json
@@ -4782,6 +4782,7 @@
     "activateSuccess": "Подарок активирован!",
     "activateSuccessDesc": "{{tariff}} — {{days}} дн. добавлено к вашей подписке",
     "activateError": "Не удалось активировать подарок",
+    "activateSelfError": "Нельзя активировать свой собственный подарок",
     "myGiftsEmpty": "У вас пока нет подарков",
     "myGiftsEmptyDesc": "Купите подарок для друга или активируйте полученный код",
     "sentGiftsTitle": "Отправленные",
diff --git a/src/pages/GiftSubscription.tsx b/src/pages/GiftSubscription.tsx
index 2a23153..12c9121 100644
--- a/src/pages/GiftSubscription.tsx
+++ b/src/pages/GiftSubscription.tsx
@@ -869,7 +869,11 @@ function ActivateTabContent({ initialCode }: { initialCode?: string | null }) {
       queryClient.invalidateQueries({ queryKey: ['balance'] });
     },
     onError: (err) => {
-      const msg = getApiErrorMessage(err, t('gift.activateError'));
+      const raw = getApiErrorMessage(err, '');
+      const msg =
+        raw === 'Cannot activate your own gift'
+          ? t('gift.activateSelfError')
+          : raw || t('gift.activateError');
       setActivateError(msg);
     },
   });