diff --git a/src/ImageSharp/Memory/Allocators/Internals/SharedArrayPoolBuffer{T}.cs b/src/ImageSharp/Memory/Allocators/Internals/SharedArrayPoolBuffer{T}.cs
index ef79b57e62..723be26f2b 100644
--- a/src/ImageSharp/Memory/Allocators/Internals/SharedArrayPoolBuffer{T}.cs
+++ b/src/ImageSharp/Memory/Allocators/Internals/SharedArrayPoolBuffer{T}.cs
@@ -13,7 +13,7 @@ internal class SharedArrayPoolBuffer<T> : ManagedBufferBase<T>, IRefCounted
     where T : struct
 {
     private readonly int lengthInBytes;
-    private LifetimeGuard lifetimeGuard;
+    private readonly LifetimeGuard lifetimeGuard;
 
     public SharedArrayPoolBuffer(int lengthInElements)
     {
diff --git a/src/ImageSharp/Memory/Allocators/SimpleGcMemoryAllocator.cs b/src/ImageSharp/Memory/Allocators/SimpleGcMemoryAllocator.cs
index 61c19844dc..162bc85cad 100644
--- a/src/ImageSharp/Memory/Allocators/SimpleGcMemoryAllocator.cs
+++ b/src/ImageSharp/Memory/Allocators/SimpleGcMemoryAllocator.cs
@@ -1,8 +1,6 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
 
-using System.Buffers;
-using System.Runtime.CompilerServices;
 using SixLabors.ImageSharp.Memory.Internals;
 
 namespace SixLabors.ImageSharp.Memory;
diff --git a/src/ImageSharp/Memory/Allocators/UniformUnmanagedMemoryPoolMemoryAllocator.cs b/src/ImageSharp/Memory/Allocators/UniformUnmanagedMemoryPoolMemoryAllocator.cs
index e2b7e86571..ad485f9271 100644
--- a/src/ImageSharp/Memory/Allocators/UniformUnmanagedMemoryPoolMemoryAllocator.cs
+++ b/src/ImageSharp/Memory/Allocators/UniformUnmanagedMemoryPoolMemoryAllocator.cs
@@ -1,7 +1,6 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
 
-using System.Buffers;
 using System.Runtime.CompilerServices;
 using SixLabors.ImageSharp.Memory.Internals;
 
diff --git a/src/ImageSharp/Memory/Allocators/UnmanagedMemoryAllocator.cs b/src/ImageSharp/Memory/Allocators/UnmanagedMemoryAllocator.cs
index 315aa1db0d..69a4af70ed 100644
--- a/src/ImageSharp/Memory/Allocators/UnmanagedMemoryAllocator.cs
+++ b/src/ImageSharp/Memory/Allocators/UnmanagedMemoryAllocator.cs
@@ -2,7 +2,6 @@
 // Licensed under the Six Labors Split License.
 
 using System.Buffers;
-using System.Runtime.CompilerServices;
 using SixLabors.ImageSharp.Memory.Internals;
 
 namespace SixLabors.ImageSharp.Memory;