diff --git a/tests/ImageSharp.Tests/Memory/Allocators/UniformUnmanagedPoolMemoryAllocatorTests.cs b/tests/ImageSharp.Tests/Memory/Allocators/UniformUnmanagedPoolMemoryAllocatorTests.cs
index 80c8cc6a06..c4bb03d020 100644
--- a/tests/ImageSharp.Tests/Memory/Allocators/UniformUnmanagedPoolMemoryAllocatorTests.cs
+++ b/tests/ImageSharp.Tests/Memory/Allocators/UniformUnmanagedPoolMemoryAllocatorTests.cs
@@ -1,4 +1,4 @@
-// Copyright (c) Six Labors.
+// Copyright (c) Six Labors.
 // Licensed under the Apache License, Version 2.0.
 
 using System;
@@ -310,6 +310,7 @@ namespace SixLabors.ImageSharp.Tests.Memory.Allocators
             }
         }
 
+        [ActiveIssue("https://github.com/SixLabors/ImageSharp/issues/1887", TestPlatforms.OSX)]
         [Theory]
         [InlineData(300)] // Group of single SharedArrayPoolBuffer<T>
         [InlineData(600)] // Group of single UniformUnmanagedMemoryPool buffer