diff --git a/lib/Jejik/MT940/Parser/GermanBank.php b/lib/Jejik/MT940/Parser/GermanBank.php
index 1f0ecbc..3a2b858 100755
--- a/lib/Jejik/MT940/Parser/GermanBank.php
+++ b/lib/Jejik/MT940/Parser/GermanBank.php
@@ -419,7 +419,6 @@ protected function cred(array $lines): ?string
             return null;
         }
 
-        // return
         return preg_replace('#(\?\d{0,2})#', '', $match[1]);
     }
 
@@ -432,19 +431,18 @@ protected function svwz(array $lines): ?string
         $svwzLine = isset($lines[1]) ? $lines[1] : null;
 
         // pattern
-        $pattern = 'S(?:\?2[1-9])?V(?:\?2[1-9])?W(?:\?2[1-9])?Z(?:\?2[1-9])?\+(?:\?2[1-9])?((?:[a-zA-ZöäüÖÄÜß\-/\s0-9\,\.\:]+(?:\?2[1-9])?)+)';
+        $pattern = "(S(?:\?2[1-9])?V(?:\?2[1-9])?W(?:\?2[1-9])?Z(?:\?2[1-9])?\+)(?:\?(?:2[1-9]))?(?'SVWZ'.*)(?:\?30)";
 
         // match it
         /** @var string $svwzLine */
-        preg_match("#{$pattern}#", $this->removeNewLinesFromLine($svwzLine), $match);
+        preg_match("/{$pattern}/", $this->removeNewLinesFromLine($svwzLine), $match);
 
         // assure match
-        if (!isset($match[1])) {
+        if (!isset($match['SVWZ'])) {
             return null;
         }
 
-        // return
-        return preg_replace('#(\?2[1-9])#', '', $match[1]);
+        return preg_replace('/(\?2[1-9])/', '', $match['SVWZ']);
     }
 
     /**
diff --git a/tests/Jejik/Tests/MT940/Fixture/document/K4262927_20200905-080000-952.txt b/tests/Jejik/Tests/MT940/Fixture/document/K4262927_20200905-080000-952.txt
new file mode 100644
index 0000000..7ef9dd7
--- /dev/null
+++ b/tests/Jejik/Tests/MT940/Fixture/document/K4262927_20200905-080000-952.txt
@@ -0,0 +1,10 @@
+:20:STARTUMS TA
+:25:28020050/1426292700
+:28C:172/1
+:60F:C200904EUR0,
+:61:2009040904C230,00N051NONREF
+:86:166?00GUTSCHRIFT?100004772?20EREF+SCP 100 / 0082002528?21SVWZ+D 8
+03020001000145464 +?221000145463 Manthey,August?30OLBODEH2XXX?31D
+E59280200501422112100?32EWE VERTRIEB GmbH?35EWE VERTRIEB powerclo
+ud
+:65F:Dnullnull7414,3
diff --git a/tests/Jejik/Tests/MT940/Fixture/document/deutschebank.txt b/tests/Jejik/Tests/MT940/Fixture/document/deutschebank.txt
index 6044fe2..b2ce98c 100644
--- a/tests/Jejik/Tests/MT940/Fixture/document/deutschebank.txt
+++ b/tests/Jejik/Tests/MT940/Fixture/document/deutschebank.txt
@@ -1,14 +1,14 @@
-:20:DEUTDEMMXXX
-:25:20070000/0123456601
-:28C:00143/1
-:60F:C200605EUR0,00
-:61:2006080608D12,35 NRTIKREF+//2016021783252833
-/OCMT/EUR11,85//CHGS/EUR0,50/
-:86:109?00SEPA-LASTSCHR. RETOURE CORE?109075/629?20EREF+A1.200080779.
-400143254?21.4961336 KREF+SEPA-DA202006?2201221740-34972000-P1 MR
-EF+2?230852HW2723821 CRED+DE41EON0?240000129793 OAMT+11,85 SVWZ+?
-25SONSTIGE GRUENDE ENDABRECHN?26UNG NR. 500106875 ZU VERTRA?2d40
-0143254, KUNDENNUM MER 2?2802227779?30CSDBDE71XXX?31DE50712345600
-200691329?32TESTER?33EL
-:62F:C200608EUR0,00
--
+:20:DEUTDEMMXXX
+:25:20070000/0123456601
+:28C:00143/1
+:60F:C200605EUR0,00
+:61:2006080608D12,35 NRTIKREF+//2016021783252833
+/OCMT/EUR11,85//CHGS/EUR0,50/
+:86:109?00SEPA-LASTSCHR. RETOURE CORE?109075/629?20EREF+A1.200080779.
+400143254?21.4961336 KREF+SEPA-DA202006?2201221740-34972000-P1 MR
+EF+2?230852HW2723821 CRED+DE41EON0?240000129793 OAMT+11,85 SVWZ+?
+25SONSTIGE GRUENDE ENDABRECHN?26UNG NR. 500106875 ZU VERTRA?2740
+0143254, KUNDENNUM MER 2?2802227779?30CSDBDE71XXX?31DE50712345600
+200691329?32TESTER?33EL
+:62F:C200608EUR0,00
+-
diff --git a/tests/Jejik/Tests/MT940/Parser/DeutscheBankTest.php b/tests/Jejik/Tests/MT940/Parser/DeutscheBankTest.php
index 9504b56..cdb63c8 100644
--- a/tests/Jejik/Tests/MT940/Parser/DeutscheBankTest.php
+++ b/tests/Jejik/Tests/MT940/Parser/DeutscheBankTest.php
@@ -65,7 +65,7 @@ public function testTransaction()
         $this->assertEquals(-12.35, $transactions[0]->getAmount());
         $expectedDescription = "109?00SEPA-LASTSCHR. RETOURE CORE?109075/629?20EREF+A1.200080779.\r\n400143254?21.4961336 KREF+SEPA-DA202006?2201221740-34972000-P1 MR\r
 EF+2?230852HW2723821 CRED+DE41EON0?240000129793 OAMT+11,85 SVWZ+?\r
-25SONSTIGE GRUENDE ENDABRECHN?26UNG NR. 500106875 ZU VERTRA?2d40\r
+25SONSTIGE GRUENDE ENDABRECHN?26UNG NR. 500106875 ZU VERTRA?2740\r
 0143254, KUNDENNUM MER 2?2802227779?30CSDBDE71XXX?31DE50712345600\r
 200691329?32TESTER?33EL";
         $this->assertEquals($expectedDescription, $transactions[0]->getDescription());
@@ -82,7 +82,7 @@ public function testTransaction()
         $this->assertNull($transactions[0]->getExtCode());
 
         $this->assertEquals(
-            'A1.200080779.400143254.4961336 KREF+SEPA-DA20200601221740-34972000-P1 MREF+20852HW2723821 CRED+DE41EON00000129793 OAMT+11,85 SVWZ+SONSTIGE GRUENDE ENDABRECHNUNG NR. 500106875 ZU VERTRA',
+            'A1.200080779.400143254.4961336 KREF+SEPA-DA20200601221740-34972000-P1 MREF+20852HW2723821 CRED+DE41EON00000129793 OAMT+11,85 SVWZ+SONSTIGE GRUENDE ENDABRECHNUNG NR. 500106875 ZU VERTRA400143254, KUNDENNUM MER 202227779',
             $transactions[0]->getEref()
         );
 
@@ -97,7 +97,7 @@ public function testTransaction()
         $this->assertEquals('20852HW2723821 CRED+DE41EON00000129793 OAMT+11,85', $transactions[0]->getMref());
         $this->assertEquals('DE41EON00000129793 OAMT+11,85', $transactions[0]->getCred());
 
-        $this->assertEquals('SONSTIGE GRUENDE ENDABRECHNUNG NR. 500106875 ZU VERTRA', $transactions[0]->getSvwz());
+        $this->assertEquals('SONSTIGE GRUENDE ENDABRECHNUNG NR. 500106875 ZU VERTRA400143254, KUNDENNUM MER 202227779', $transactions[0]->getSvwz());
         //$this->assertEquals('DE12345678901234567890', $transactions[0]->getContraAccount()->getNumber());
         //$this->assertEquals('Max Mustermann', $transactions[0]->getContraAccount()->getName());
     }
diff --git a/tests/Jejik/Tests/MT940/Parser/OldenburgischeLandesbankTxTest.php b/tests/Jejik/Tests/MT940/Parser/OldenburgischeLandesbankTxTest.php
new file mode 100644
index 0000000..6c2b018
--- /dev/null
+++ b/tests/Jejik/Tests/MT940/Parser/OldenburgischeLandesbankTxTest.php
@@ -0,0 +1,96 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of the Jejik\MT940 library
+ *
+ * Copyright (c) 2020 Powercloud GmbH <d.richter@powercloud.de>
+ * Licensed under the MIT license
+ *
+ * For the full copyright and license information, please see the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Jejik\Tests\MT940\Parser;
+
+use Jejik\MT940\Reader;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * Tests for Jejik\MT940\Parser\OldenburgischeLandesbank
+ *
+ * @author Dominic Richter <d.richter@powercloud.de>
+ */
+class OldenburgischeLandesbankTxTest extends TestCase
+{
+    public $statements = [];
+
+    /**
+     * @throws \Jejik\MT940\Exception\NoParserFoundException
+     */
+    public function setUp(): void
+    {
+        $reader = new Reader();
+        $reader->addParser('OldenburgischeLandesbank', \Jejik\MT940\Parser\OldenburgischeLandesbank::class);
+        $this->statements = $reader->getStatements(file_get_contents(__DIR__ . '/../Fixture/document/K4262927_20200905-080000-952.txt'));
+    }
+
+    public function testStatement()
+    {
+        $this->assertCount(1, $this->statements, 'Assert counting statements.');
+        $statement = $this->statements[0];
+
+        $this->assertEquals('172/1', $statement->getNumber());
+        $this->assertEquals('28020050/1426292700', $statement->getAccount()->getNumber());
+    }
+
+    public function testBalance()
+    {
+        $balance = $this->statements[0]->getOpeningBalance();
+        $this->assertInstanceOf(\Jejik\MT940\Balance::class, $balance);
+        $this->assertEquals('2020-09-04 00:00:00', $balance->getDate()->format('Y-m-d H:i:s'));
+        $this->assertEquals('EUR', $balance->getCurrency());
+        $this->assertEquals(0, $balance->getAmount());
+    }
+
+    public function testTransaction()
+    {
+        $transactions = $this->statements[0]->getTransactions();
+
+        $this->assertCount(1, $transactions);
+
+        $this->assertNull($transactions[0]->getContraAccount());
+
+        $this->assertEquals(230, $transactions[0]->getAmount());
+        $expectedDescription = "166?00GUTSCHRIFT?100004772?20EREF+SCP 100 / 0082002528?21SVWZ+D 8\r
+03020001000145464 +?221000145463 Manthey,August?30OLBODEH2XXX?31D\r
+E59280200501422112100?32EWE VERTRIEB GmbH?35EWE VERTRIEB powerclo\r
+ud";
+        $this->assertEquals($expectedDescription, $transactions[0]->getDescription());
+        $this->assertEquals('2020-09-04 00:00:00', $transactions[0]->getValueDate()->format('Y-m-d H:i:s'), 'Assert Value Date');
+        $this->assertEquals('2020-09-04 00:00:00', $transactions[0]->getBookDate()->format('Y-m-d H:i:s'), 'Assert Book Date');
+
+        $this->assertEquals("051", $transactions[0]->getCode());
+        $this->assertEquals("NONREF", $transactions[0]->getRef());
+        $this->assertEquals("NONREF", $transactions[0]->getBankRef());
+
+        $this->assertEquals('166', $transactions[0]->getGVC());
+        $this->assertEquals('GUTSCHRIFT', $transactions[0]->getTxText());
+        $this->assertEquals('0004772', $transactions[0]->getPrimanota());
+        $this->assertNull($transactions[0]->getExtCode());
+
+        $this->assertEquals('SCP 100 / 0082002528', $transactions[0]->getEref());
+
+        $this->assertEquals('OLBODEH2XXX', $transactions[0]->getBIC());
+        $this->assertEquals('DE59280200501422112100', $transactions[0]->getIBAN());
+        $this->assertEquals('EWE VERTRIEB GmbH', $transactions[0]->getAccountHolder());
+
+        $this->assertNull($transactions[0]->getKref());
+        $this->assertNull($transactions[0]->getMref());
+        $this->assertNull($transactions[0]->getCred());
+        $this->assertEquals('D 803020001000145464 +1000145463 Manthey,August', $transactions[0]->getSvwz());
+        //$this->assertEquals('DE12345678901234567890', $transactions[0]->getContraAccount()->getNumber());
+        //$this->assertEquals('Max Mustermann', $transactions[0]->getContraAccount()->getName());
+    }
+}