diff --git a/app/Helpers/Bank/Nordigen/Transformer/TransactionTransformer.php b/app/Helpers/Bank/Nordigen/Transformer/TransactionTransformer.php
index 0850b7f59214..4e5a8e3be887 100644
--- a/app/Helpers/Bank/Nordigen/Transformer/TransactionTransformer.php
+++ b/app/Helpers/Bank/Nordigen/Transformer/TransactionTransformer.php
@@ -110,7 +110,7 @@ class TransactionTransformer implements BankRevenueInterface
                 $transaction['creditorName'] : null);
 
         return [
-            'transaction_id' => $transaction["transactionId"],
+            'nordigen_transaction_id' => $transaction["transactionId"],
             'amount' => abs((int) $transaction["transactionAmount"]["amount"]),
             'currency_id' => $this->convertCurrency($transaction["transactionAmount"]["currency"]),
             'category_id' => null,
diff --git a/app/Http/Controllers/Bank/NordigenController.php b/app/Http/Controllers/Bank/NordigenController.php
index 47dd7013eb7b..858d18959bd7 100644
--- a/app/Http/Controllers/Bank/NordigenController.php
+++ b/app/Http/Controllers/Bank/NordigenController.php
@@ -206,7 +206,7 @@ class NordigenController extends BaseController
 
             $nordigen_account = $nordigen->getAccount($nordigenAccountId);
 
-            $existing_bank_integration = BankIntegration::withTrashed()->where('nordigen_account_id', $nordigen_account['id'])->where('company_id', $company->id)->first();
+            $existing_bank_integration = BankIntegration::withTrashed()->where('nordigen_account_id', $nordigen_account['id'])->where('company_id', $company->id)->where('is_deleted', 0)->first();
 
             if (!$existing_bank_integration) {
 
diff --git a/app/Jobs/Bank/ProcessBankTransactionsNordigen.php b/app/Jobs/Bank/ProcessBankTransactionsNordigen.php
index fc77d49e5774..5d17a8f5d32b 100644
--- a/app/Jobs/Bank/ProcessBankTransactionsNordigen.php
+++ b/app/Jobs/Bank/ProcessBankTransactionsNordigen.php
@@ -155,12 +155,13 @@ class ProcessBankTransactionsNordigen implements ShouldQueue
 
         foreach ($transactions as $transaction) {
 
-            if (BankTransaction::where('transaction_id', $transaction['transaction_id'])->where('company_id', $this->company->id)->where('bank_integration_id', $this->bank_integration->id)->withTrashed()->exists())
+            if (BankTransaction::where('nordigen_transaction_id', $transaction['nordigen_transaction_id'])->where('company_id', $this->company->id)->where('bank_integration_id', $this->bank_integration->id)->where('is_deleted', 0)->withTrashed()->exists())
                 continue;
 
             //this should be much faster to insert than using ::create()
             \DB::table('bank_transactions')->insert(
                 array_merge($transaction, [
+                    'transaction_id' => 0,
                     'company_id' => $this->company->id,
                     'user_id' => $user_id,
                     'bank_integration_id' => $this->bank_integration->id,
diff --git a/app/Models/BankTransaction.php b/app/Models/BankTransaction.php
index d39c83a62985..d9595cad319e 100644
--- a/app/Models/BankTransaction.php
+++ b/app/Models/BankTransaction.php
@@ -23,6 +23,7 @@ use Illuminate\Database\Eloquent\SoftDeletes;
  * @property int $user_id
  * @property int $bank_integration_id
  * @property int $transaction_id
+ * @property string $nordigen_transaction_id
  * @property string $amount
  * @property string|null $currency_code
  * @property int|null $currency_id
diff --git a/database/migrations/2024_01_10_155555_add_bank_transaction_nordigen_field.php b/database/migrations/2024_01_10_155555_add_bank_transaction_nordigen_field.php
new file mode 100644
index 000000000000..fca0b6307f98
--- /dev/null
+++ b/database/migrations/2024_01_10_155555_add_bank_transaction_nordigen_field.php
@@ -0,0 +1,49 @@
+<?php
+
+use App\Models\Account;
+use App\Models\BankIntegration;
+use App\Models\BankTransaction;
+use App\Repositories\BankTransactionRepository;
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration {
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+
+        // FIX: used column transaction_id was int and resulted in wrong value in field
+        Schema::table('bank_transactions', function (Blueprint $table) {
+            $table->text('nordigen_transaction_id')->nullable();
+        });
+
+        // remove invalid transactions
+        BankIntegration::query()->where('integration_type', BankIntegration::INTEGRATION_TYPE_NORDIGEN)->cursor()->each(function ($bank_integration) {
+            $bank_integration->from_date = now()->subDays(90);
+            $bank_integration->save();
+
+            BankTransaction::query()->where('bank_integration_id', $bank_integration->id)->cursor()->each(function ($bank_transaction) {
+                if ($bank_transaction->invoiceIds != '' || $bank_transaction->expense_id != '')
+                    return;
+
+                $btrepo = new BankTransactionRepository();
+                $btrepo->delete($bank_transaction);
+            });
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        //
+    }
+};