diff --git a/tests/PhpSpreadsheetTests/Reader/Xlsx/RibbonTest.php b/tests/PhpSpreadsheetTests/Reader/Xlsx/RibbonTest.php
new file mode 100644
index 00000000..197ad47f
--- /dev/null
+++ b/tests/PhpSpreadsheetTests/Reader/Xlsx/RibbonTest.php
@@ -0,0 +1,47 @@
+<?php
+
+namespace PhpOffice\PhpSpreadsheetTests\Reader\Xlsx;
+
+use PhpOffice\PhpSpreadsheet\IOFactory;
+use PhpOffice\PhpSpreadsheetTests\Functional\AbstractFunctional;
+
+class RibbonTest extends AbstractFunctional
+{
+    /**
+     * Test read/rewrite spreadsheet with ribbon data.
+     */
+    public function testRibbon(): void
+    {
+        // The following file is downloaded, with the author's
+        // permission, from:
+        // https://www.rondebruin.nl/win/s2/win003.htm
+        // It is renamed, including changing its extension to zip.
+        $filename = 'tests/data/Reader/XLSX/ribbon.donotopen.zip';
+        $reader = IOFactory::createReader('Xlsx');
+        $spreadsheet = $reader->load($filename);
+        self::assertTrue($spreadsheet->hasRibbon());
+        $target = $spreadsheet->getRibbonXMLData('target');
+        self::assertSame('customUI/customUI.xml', $target);
+        $data = $spreadsheet->getRibbonXMLData('data');
+        self::assertIsString($data);
+        self::assertSame(1522, strlen($data));
+        $vbaCode = (string) $spreadsheet->getMacrosCode();
+        self::assertSame(13312, strlen($vbaCode));
+        self::assertNull($spreadsheet->getRibbonBinObjects());
+        self::assertNull($spreadsheet->getRibbonBinObjects('names'));
+        self::assertNull($spreadsheet->getRibbonBinObjects('data'));
+        self::assertEmpty($spreadsheet->getRibbonBinObjects('types'));
+        self::assertNull($spreadsheet->getRibbonBinObjects('xxxxx'));
+
+        $reloadedSpreadsheet = $this->writeAndReload($spreadsheet, 'Xlsx');
+        $spreadsheet->disconnectWorksheets();
+        self::assertTrue($reloadedSpreadsheet->hasRibbon());
+        $ribbonData = $reloadedSpreadsheet->getRibbonXmlData();
+        self::assertIsArray($ribbonData);
+        self::assertSame($target, $ribbonData['target'] ?? '');
+        self::assertSame($data, $ribbonData['data'] ?? '');
+        self::assertSame($vbaCode, $reloadedSpreadsheet->getMacrosCode());
+        self::assertNull($reloadedSpreadsheet->getRibbonBinObjects());
+        $reloadedSpreadsheet->disconnectWorksheets();
+    }
+}
diff --git a/tests/data/Reader/XLSX/ribbon.donotopen.zip b/tests/data/Reader/XLSX/ribbon.donotopen.zip
new file mode 100644
index 00000000..97d58bdc
Binary files /dev/null and b/tests/data/Reader/XLSX/ribbon.donotopen.zip differ