1 files changed, 1 insertions, 1 deletions
diff --git a/canvas/source/cairo/cairo_spritedevicehelper.hxx b/canvas/source/cairo/cairo_spritedevicehelper.hxx
index d0f164864072..750b97f5bf6a 100644
--- a/canvas/source/cairo/cairo_spritedevicehelper.hxx
+++ b/canvas/source/cairo/cairo_spritedevicehelper.hxx
@@ -60,7 +60,7 @@ namespace cairocanvas
         void notifySizeUpdate( const css::awt::Rectangle& rBounds );
         void setSize( const ::basegfx::B2ISize& rSize );
 
-        ::cairo::SurfaceSharedPtr getBufferSurface() { return mpBufferSurface; }
+        const ::cairo::SurfaceSharedPtr& getBufferSurface() { return mpBufferSurface; }
         ::cairo::SurfaceSharedPtr getWindowSurface();
         ::cairo::SurfaceSharedPtr createSurface( const ::basegfx::B2ISize& rSize, int aContent = CAIRO_CONTENT_COLOR_ALPHA );
         ::cairo::SurfaceSharedPtr createSurface( BitmapSystemData& rData, const Size& rSize );