diff --git a/pcsx2/GS/Renderers/DX11/GSTexture11.cpp b/pcsx2/GS/Renderers/DX11/GSTexture11.cpp
index f6da529ddf..5dfece5883 100644
--- a/pcsx2/GS/Renderers/DX11/GSTexture11.cpp
+++ b/pcsx2/GS/Renderers/DX11/GSTexture11.cpp
@@ -15,7 +15,6 @@ GSTexture11::GSTexture11(wil::com_ptr_nothrow<ID3D11Texture2D> texture, const D3
 	GSTexture::Type type, GSTexture::Format format)
 	: m_texture(std::move(texture))
 	, m_desc(desc)
-	, m_mapped_subresource(0)
 {
 	m_size.x = static_cast<int>(desc.Width);
 	m_size.y = static_cast<int>(desc.Height);
diff --git a/pcsx2/GS/Renderers/DX11/GSTexture11.h b/pcsx2/GS/Renderers/DX11/GSTexture11.h
index ad1ed1c344..1381bef877 100644
--- a/pcsx2/GS/Renderers/DX11/GSTexture11.h
+++ b/pcsx2/GS/Renderers/DX11/GSTexture11.h
@@ -18,7 +18,6 @@ class GSTexture11 final : public GSTexture
 	wil::com_ptr_nothrow<ID3D11DepthStencilView> m_dsv;
 	wil::com_ptr_nothrow<ID3D11UnorderedAccessView> m_uav;
 	D3D11_TEXTURE2D_DESC m_desc;
-	int m_mapped_subresource;
 
 public:
 	explicit GSTexture11(wil::com_ptr_nothrow<ID3D11Texture2D> texture, const D3D11_TEXTURE2D_DESC& desc,