diff --git a/ClosedXML_Tests/TestHelper.cs b/ClosedXML_Tests/TestHelper.cs
index 9f67d25..1f36192 100644
--- a/ClosedXML_Tests/TestHelper.cs
+++ b/ClosedXML_Tests/TestHelper.cs
@@ -1,12 +1,14 @@
 using System;
+using System.Collections.Generic;
+using System.Linq;
 using System.IO;
 using System.Threading;
 using ClosedXML.Excel;
 using ClosedXML_Examples;
 using DocumentFormat.OpenXml.Drawing;
 using NUnit.Framework;
-using Path = System.IO.Path;
-
+using Path = System.IO.Path;
+
 namespace ClosedXML_Tests
 {
     internal static class TestHelper