diff --git a/src/ImageSharp/Formats/Jpeg/GolangPort/Components/FastFloatingPointDCT.cs b/src/ImageSharp/Formats/Jpeg/Common/FastFloatingPointDCT.cs
similarity index 98%
rename from src/ImageSharp/Formats/Jpeg/GolangPort/Components/FastFloatingPointDCT.cs
rename to src/ImageSharp/Formats/Jpeg/Common/FastFloatingPointDCT.cs
index eba88c1c27..2debbb23b6 100644
--- a/src/ImageSharp/Formats/Jpeg/GolangPort/Components/FastFloatingPointDCT.cs
+++ b/src/ImageSharp/Formats/Jpeg/Common/FastFloatingPointDCT.cs
@@ -3,10 +3,9 @@
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
-using Block8x8F = SixLabors.ImageSharp.Formats.Jpeg.Common.Block8x8F;
 
 // ReSharper disable InconsistentNaming
-namespace SixLabors.ImageSharp.Formats.Jpeg.GolangPort.Components
+namespace SixLabors.ImageSharp.Formats.Jpeg.Common
 {
     /// <summary>
     /// Contains inaccurate, but fast forward and inverse DCT implementations.
diff --git a/tests/Images/External b/tests/Images/External
index 860116ca73..3b80ee0684 160000
--- a/tests/Images/External
+++ b/tests/Images/External
@@ -1 +1 @@
-Subproject commit 860116ca736c8eba875c8393b97793e80a71d634
+Subproject commit 3b80ee0684fedab0f5798eea5c5ed7b75cbff714