diff --git a/app/Validation/AutoBudget/ValidatesAutoBudgetRequest.php b/app/Validation/AutoBudget/ValidatesAutoBudgetRequest.php
index 166a997b76..03d6750604 100644
--- a/app/Validation/AutoBudget/ValidatesAutoBudgetRequest.php
+++ b/app/Validation/AutoBudget/ValidatesAutoBudgetRequest.php
@@ -66,5 +66,10 @@ trait ValidatesAutoBudgetRequest
         if (null !== $currencyId && null !== $currencyCode && '' === $currencyCode && 0 === $currencyId) {
             $validator->errors()->add('auto_budget_amount', (string) trans('validation.require_currency_info'));
         }
+        // too big amount
+        if((int)$amount > 16777216) {
+            $validator->errors()->add('auto_budget_amount', (string) trans('validation.amount_required_for_auto_budget'));
+            return;
+        }
     }
 }