diff --git a/tests/ImageSharp.Tests/Formats/WebP/Vp8LHistogramTests.cs b/tests/ImageSharp.Tests/Formats/WebP/Vp8LHistogramTests.cs
index f39e16bc24..b9f75fbf99 100644
--- a/tests/ImageSharp.Tests/Formats/WebP/Vp8LHistogramTests.cs
+++ b/tests/ImageSharp.Tests/Formats/WebP/Vp8LHistogramTests.cs
@@ -7,8 +7,9 @@ using SixLabors.ImageSharp.Formats.Webp.Lossless;
 using SixLabors.ImageSharp.Tests.TestUtilities;
 using Xunit;
 
-namespace SixLabors.ImageSharp.Tests.Formats.WebP
+namespace SixLabors.ImageSharp.Tests.Formats.Webp
 {
+    [Trait("Format", "Webp")]
     public class Vp8LHistogramTests
     {
         private static void RunAddVectorTest()