diff --git a/canvas/source/directx/dx_spritecanvas.cxx b/canvas/source/directx/dx_spritecanvas.cxx
index 99ba39ceadfb..291c19f704cc 100644
--- a/canvas/source/directx/dx_spritecanvas.cxx
+++ b/canvas/source/directx/dx_spritecanvas.cxx
@@ -82,7 +82,7 @@ namespace dxcanvas
 
         uno::Reference< awt::XWindow > xParentWindow;
         maArguments[4] >>= xParentWindow;
-        vcl::Window* pParentWindow = VCLUnoHelper::GetWindow(xParentWindow);
+        auto pParentWindow = VCLUnoHelper::GetWindow(xParentWindow);
         if( !pParentWindow )
             throw lang::NoSupportException( "Parent window not VCL window, or canvas out-of-process!" );