diff --git a/src/osgWrappers/serializers/osgUI/Dialog.cpp b/src/osgWrappers/serializers/osgUI/Dialog.cpp
index 422042768..62c8c7c41 100644
--- a/src/osgWrappers/serializers/osgUI/Dialog.cpp
+++ b/src/osgWrappers/serializers/osgUI/Dialog.cpp
@@ -11,4 +11,6 @@ REGISTER_OBJECT_WRAPPER( Dialog,
                          "osg::Object osg::Node osg::Group osgUI::Widget osgUI::Dialog" )
 {
     ADD_STRING_SERIALIZER( Title, std::string());
+    ADD_METHOD( open );
+    ADD_METHOD( close );
 }
diff --git a/src/osgWrappers/serializers/osgUI/Popup.cpp b/src/osgWrappers/serializers/osgUI/Popup.cpp
index 423d08d40..0c414b02b 100644
--- a/src/osgWrappers/serializers/osgUI/Popup.cpp
+++ b/src/osgWrappers/serializers/osgUI/Popup.cpp
@@ -10,4 +10,6 @@ REGISTER_OBJECT_WRAPPER( Popup,
                          osgUI::Popup,
                          "osg::Object osg::Node osg::Group osgUI::Widget osgUI::Popup" )
 {
+    ADD_METHOD( open );
+    ADD_METHOD( close );
 }