diff --git a/source/libublsettings-gtk3.c b/source/libublsettings-gtk3.c
index 32b499d..0e69636 100644
--- a/source/libublsettings-gtk3.c
+++ b/source/libublsettings-gtk3.c
@@ -994,6 +994,8 @@ rmb_menu_window *yon_rmb_menu_setup(GtkWidget *target_widget, int (show_function
 
             if (function){
                 g_signal_connect(G_OBJECT(menu_item),"activate",function,data);
+            } else {
+                gtk_widget_set_sensitive(menu_item,0);
             }
             yon_dictionary_add_or_create_if_exists_with_data(window->buttons,(char*)button_label,menu_item);
             gtk_menu_shell_append(GTK_MENU_SHELL(window->menu),menu_item);
@@ -1025,6 +1027,7 @@ rmb_menu_window *yon_rmb_menu_setup(GtkWidget *target_widget, int (show_function
                 if (current_function){
                     g_signal_connect(G_OBJECT(menu_item),"activate",current_function,current_data);
                 } else {
+                    gtk_widget_set_sensitive(menu_item,0);
                 }
                 yon_dictionary_add_or_create_if_exists_with_data(window->buttons,(char*)current_label,menu_item);
                 gtk_menu_shell_append(GTK_MENU_SHELL(window->menu),menu_item);