diff --git a/app/Jobs/Banking/SplitTransaction.php b/app/Jobs/Banking/SplitTransaction.php
index c1e949931..fb9bd696c 100644
--- a/app/Jobs/Banking/SplitTransaction.php
+++ b/app/Jobs/Banking/SplitTransaction.php
@@ -5,19 +5,24 @@ namespace App\Jobs\Banking;
 use App\Abstracts\Job;
 use App\Interfaces\Job\ShouldUpdate;
 use App\Models\Document\Document;
+use App\Traits\Transactions;
+use Illuminate\Support\Facades\DB;
 use Illuminate\Support\Str;
 
 class SplitTransaction extends Job implements ShouldUpdate
 {
+    use Transactions;
+
     public function handle(): array
     {
         $this->checkAmount();
 
-        \DB::transaction(function () {
+        DB::transaction(function () {
             foreach ($this->request->items as $item) {
-                $transaction = $this->model->duplicate();
-                $transaction->split_id = $this->model->id;
-                $transaction->amount = $item['amount'];
+                $transaction            = $this->model->duplicate();
+                $transaction->number    = $this->getNextTransactionNumber();
+                $transaction->split_id  = $this->model->id;
+                $transaction->amount    = $item['amount'];
                 $transaction->save();
 
                 $item['split'] = $transaction;
@@ -58,7 +63,10 @@ class SplitTransaction extends Job implements ShouldUpdate
         if ($compare !== 0) {
             $error_amount = $this->model->amount;
 
-            $message = trans('messages.error.same_amount', ['transaction' => ucfirst(trans_choice('general.' . Str::plural($this->model->type), 1)), 'amount' => money($error_amount, $this->model->currency_code, true)]);
+            $message = trans('messages.error.same_amount', [
+                'transaction' => ucfirst(trans_choice('general.' . Str::plural($this->model->type), 1)),
+                'amount' => money($error_amount, $this->model->currency_code, true)
+            ]);
 
             throw new \Exception($message);
         }
diff --git a/app/Traits/Transactions.php b/app/Traits/Transactions.php
index d36e23802..d0954f8c5 100644
--- a/app/Traits/Transactions.php
+++ b/app/Traits/Transactions.php
@@ -234,7 +234,23 @@ trait Transactions
         $next   = setting('transaction' . $suffix . '.number_next');
         $digit  = setting('transaction' . $suffix . '.number_digit');
 
-        return $prefix . str_pad($next, $digit, '0', STR_PAD_LEFT);
+        $get_number = fn($prefix, $next, $digit) => $prefix . str_pad($next, $digit, '0', STR_PAD_LEFT);
+        $number_exists = fn($number) => Transaction::where('number', $number)->exists();
+
+        $transaction_number = $get_number($prefix, $next, $digit);
+
+        if ($number_exists($transaction_number)) {
+            do {
+                $next++;
+
+                $transaction_number = $get_number($prefix, $next, $digit);
+            } while ($number_exists($transaction_number));
+
+            setting(['transaction' . $suffix . '.number_next' => $next]);
+            setting()->save();
+        }
+
+        return $transaction_number;
     }
 
     public function increaseNextTransactionNumber($suffix = ''): void