1 files changed, 3 insertions, 0 deletions
diff --git a/gtk/gtkwindow.c b/gtk/gtkwindow.c
index e611a70b4d..ec94c8d5ef 100644
--- a/gtk/gtkwindow.c
+++ b/gtk/gtkwindow.c
@@ -7848,6 +7848,9 @@ gtk_window_do_popup (GtkWindow      *window,
     gtk_widget_destroy (priv->popup_menu);
 
   priv->popup_menu = gtk_menu_new ();
+  gtk_style_context_add_class (gtk_widget_get_style_context (priv->popup_menu),
+                               GTK_STYLE_CLASS_CONTEXT_MENU);
+
   gtk_menu_attach_to_widget (GTK_MENU (priv->popup_menu),
                              GTK_WIDGET (window),
                              popup_menu_detach);