diff --git a/ClosedXML_Tests/OpenXMLTests.cs b/ClosedXML_Tests/OpenXMLTests.cs
new file mode 100644
index 0000000..15222a9
--- /dev/null
+++ b/ClosedXML_Tests/OpenXMLTests.cs
@@ -0,0 +1,26 @@
+using System.IO;
+using ClosedXML_Examples;
+using DocumentFormat.OpenXml.Packaging;
+using NUnit.Framework;
+
+namespace ClosedXML_Tests
+{
+    [TestFixture]
+    public class OpenXMLTests
+    {
+        [Test]        
+        public static void SetPackagePropertiesEntryToNullWithOpenXml () 
+        {            
+            using (var stream = TestHelper.GetStreamFromResource(TestHelper.GetResourcePath(@"Examples\PivotTables\PivotTables.xlsx")))
+            using (var ms = new MemoryStream())
+            {
+                stream.CopyTo(ms);
+
+                using (var document = SpreadsheetDocument.Open (ms, true)) 
+                {
+                    document.PackageProperties.Creator = null;
+                }
+            }
+        }
+    }
+}