diff --git a/Userland/Libraries/LibGfx/GrayscaleBitmap.h b/Userland/Libraries/LibGfx/GrayscaleBitmap.h
deleted file mode 100644
index a779c5a4cd..0000000000
--- a/Userland/Libraries/LibGfx/GrayscaleBitmap.h
+++ /dev/null
@@ -1,38 +0,0 @@
-/*
- * Copyright (c) 2023, MacDue <macdue@dueutil.tech>
- *
- * SPDX-License-Identifier: BSD-2-Clause
- */
-
-#pragma once
-
-#include "Size.h"
-#include <AK/RefCounted.h>
-#include <AK/RefPtr.h>
-#include <AK/StringView.h>
-
-namespace Gfx {
-
-class GrayscaleBitmap {
-public:
-    GrayscaleBitmap() = delete;
-    constexpr GrayscaleBitmap(ReadonlyBytes data, unsigned width, unsigned height)
-        : m_data(data)
-        , m_size(width, height)
-    {
-        VERIFY(width * height == data.size());
-    }
-
-    constexpr u8 pixel_at(unsigned x, unsigned y) const { return m_data[y * width() + x]; }
-    constexpr ReadonlyBytes data() const { return m_data; }
-
-    constexpr IntSize size() const { return m_size; }
-    constexpr unsigned width() const { return m_size.width(); }
-    constexpr unsigned height() const { return m_size.height(); }
-
-private:
-    ReadonlyBytes m_data {};
-    IntSize m_size {};
-};
-
-}
diff --git a/Userland/Libraries/LibGfx/Painter.h b/Userland/Libraries/LibGfx/Painter.h
index 20ac01d142..a45749d629 100644
--- a/Userland/Libraries/LibGfx/Painter.h
+++ b/Userland/Libraries/LibGfx/Painter.h
@@ -13,7 +13,6 @@
 #include <LibGfx/Color.h>
 #include <LibGfx/Forward.h>
 #include <LibGfx/Gradients.h>
-#include <LibGfx/GrayscaleBitmap.h>
 #include <LibGfx/LineStyle.h>
 #include <LibGfx/PaintStyle.h>
 #include <LibGfx/Point.h>
diff --git a/Userland/Libraries/LibWeb/Painting/CheckBoxPaintable.cpp b/Userland/Libraries/LibWeb/Painting/CheckBoxPaintable.cpp
index db42462d9b..f5600e2308 100644
--- a/Userland/Libraries/LibWeb/Painting/CheckBoxPaintable.cpp
+++ b/Userland/Libraries/LibWeb/Painting/CheckBoxPaintable.cpp
@@ -7,7 +7,6 @@
 
 #include <LibGfx/AntiAliasingPainter.h>
 #include <LibGfx/Bitmap.h>
-#include <LibGfx/GrayscaleBitmap.h>
 #include <LibWeb/HTML/BrowsingContext.h>
 #include <LibWeb/HTML/HTMLImageElement.h>
 #include <LibWeb/Layout/CheckBox.h>
diff --git a/Userland/Libraries/LibWeb/Painting/Command.h b/Userland/Libraries/LibWeb/Painting/Command.h
index 497ad41702..111124dfe8 100644
--- a/Userland/Libraries/LibWeb/Painting/Command.h
+++ b/Userland/Libraries/LibWeb/Painting/Command.h
@@ -15,7 +15,6 @@
 #include <LibGfx/Color.h>
 #include <LibGfx/Forward.h>
 #include <LibGfx/Gradients.h>
-#include <LibGfx/GrayscaleBitmap.h>
 #include <LibGfx/ImmutableBitmap.h>
 #include <LibGfx/PaintStyle.h>
 #include <LibGfx/Palette.h>
diff --git a/Userland/Libraries/LibWeb/Painting/CommandList.h b/Userland/Libraries/LibWeb/Painting/CommandList.h
index c1f4b22744..89c34c2682 100644
--- a/Userland/Libraries/LibWeb/Painting/CommandList.h
+++ b/Userland/Libraries/LibWeb/Painting/CommandList.h
@@ -15,7 +15,6 @@
 #include <LibGfx/Color.h>
 #include <LibGfx/Forward.h>
 #include <LibGfx/Gradients.h>
-#include <LibGfx/GrayscaleBitmap.h>
 #include <LibGfx/ImmutableBitmap.h>
 #include <LibGfx/PaintStyle.h>
 #include <LibGfx/Palette.h>
diff --git a/Userland/Libraries/LibWeb/Painting/RecordingPainter.h b/Userland/Libraries/LibWeb/Painting/RecordingPainter.h
index 667b03d8e6..f99917c8cb 100644
--- a/Userland/Libraries/LibWeb/Painting/RecordingPainter.h
+++ b/Userland/Libraries/LibWeb/Painting/RecordingPainter.h
@@ -15,7 +15,6 @@
 #include <LibGfx/Color.h>
 #include <LibGfx/Forward.h>
 #include <LibGfx/Gradients.h>
-#include <LibGfx/GrayscaleBitmap.h>
 #include <LibGfx/ImmutableBitmap.h>
 #include <LibGfx/PaintStyle.h>
 #include <LibGfx/Palette.h>