diff --git a/gtk/gtkoffscreenwindow.c b/gtk/gtkoffscreenwindow.c
index ffa0e513e6..306c3184a9 100644
--- a/gtk/gtkoffscreenwindow.c
+++ b/gtk/gtkoffscreenwindow.c
@@ -193,9 +193,8 @@ gtk_offscreen_window_realize (GtkWidget *widget)
   if (child)
     gtk_widget_set_parent_window (child, window);
 
-  gtk_widget_style_attach (widget);
-  gtk_style_set_background (gtk_widget_get_style (widget),
-                            window, GTK_STATE_NORMAL);
+  gtk_style_context_set_background (gtk_widget_get_style_context (widget),
+                                    window);
 }
 
 static void