diff --git a/gtk2_ardour/waves_dialog.cc b/gtk2_ardour/waves_dialog.cc
index d120bf7393..f03c681525 100644
--- a/gtk2_ardour/waves_dialog.cc
+++ b/gtk2_ardour/waves_dialog.cc
@@ -147,3 +147,9 @@ WavesDialog::on_delete_event (GdkEventAny*)
 	hide ();
 	return false;
 }
+
+void
+WavesDialog::on_response(int response_id)
+{
+    hide ();
+}
diff --git a/gtk2_ardour/waves_dialog.h b/gtk2_ardour/waves_dialog.h
index 40941670e0..d09767b36b 100644
--- a/gtk2_ardour/waves_dialog.h
+++ b/gtk2_ardour/waves_dialog.h
@@ -51,6 +51,7 @@ class WavesDialog : public Gtk::Dialog, public ARDOUR::SessionHandlePtr, public
 	bool on_key_press_event (GdkEventKey*);
 	void on_show ();
 	bool on_delete_event (GdkEventAny*);
+    
 
 	enum {
 		// We need one smaller then smallest Gtk::RESPONSE_*
@@ -58,6 +59,7 @@ class WavesDialog : public Gtk::Dialog, public ARDOUR::SessionHandlePtr, public
 	};
 
   protected:
+    void on_response(int response_id);
 
   private: