diff --git a/gtk2_ardour/recorder_ui.cc b/gtk2_ardour/recorder_ui.cc
index c66823d6f5..874b64bf72 100644
--- a/gtk2_ardour/recorder_ui.cc
+++ b/gtk2_ardour/recorder_ui.cc
@@ -393,7 +393,7 @@ RecorderUI::set_session (Session* s)
 
 	_session->config.ParameterChanged.connect (_session_connections, invalidator (*this), boost::bind (&RecorderUI::parameter_changed, this, _1), gui_context ());
 
-	Region::RegionPropertyChanged.connect (*this, invalidator (*this), boost::bind (&RecorderUI::gui_extents_changed, this), gui_context());
+	Region::RegionPropertyChanged.connect (*this, invalidator (*this), boost::bind (&RecorderUI::region_changed, this, _1, _2), gui_context());
 	_session->StartTimeChanged.connect (_session_connections, invalidator (*this), boost::bind (&RecorderUI::gui_extents_changed, this), gui_context());
 	_session->EndTimeChanged.connect (_session_connections, invalidator (*this), boost::bind (&RecorderUI::gui_extents_changed, this), gui_context());
 	_session->RecordStateChanged.connect (_session_connections, invalidator (*this), boost::bind (&RecorderUI::update_sensitivity, this), gui_context());
@@ -794,6 +794,17 @@ RecorderUI::port_pretty_name_changed (string pn)
 	}
 }
 
+void
+RecorderUI::region_changed (boost::shared_ptr<ARDOUR::Region>, PBD::PropertyChange const& what_changed)
+{
+	PBD::PropertyChange interests;
+	interests.add (ARDOUR::Properties::position);
+	interests.add (ARDOUR::Properties::length);
+	if (what_changed.contains (interests)) {
+		gui_extents_changed ();
+	}
+}
+
 void
 RecorderUI::gui_extents_changed ()
 {
diff --git a/gtk2_ardour/recorder_ui.h b/gtk2_ardour/recorder_ui.h
index 3d24438666..3cea3425bd 100644
--- a/gtk2_ardour/recorder_ui.h
+++ b/gtk2_ardour/recorder_ui.h
@@ -80,6 +80,7 @@ private:
 	void parameter_changed (std::string const&);
 	void presentation_info_changed (PBD::PropertyChange const&);
 	void gui_extents_changed ();
+	void region_changed (boost::shared_ptr<ARDOUR::Region>, PBD::PropertyChange const&);
 
 	void start_updating ();
 	void stop_updating ();