diff --git a/gtk2_ardour/automation_line.cc b/gtk2_ardour/automation_line.cc
index f52b2dcf42..f81cd565c6 100644
--- a/gtk2_ardour/automation_line.cc
+++ b/gtk2_ardour/automation_line.cc
@@ -270,14 +270,6 @@ AutomationLine::queue_reset ()
 	}
 }
 
-void
-AutomationLine::set_point_size (double sz)
-{
-	for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
-		(*i)->set_size (sz);
-	}
-}	
-
 void
 AutomationLine::show () 
 {
@@ -302,18 +294,27 @@ AutomationLine::hide ()
 	_visible = false;
 }
 
+uint32_t
+AutomationLine::control_point_box_size ()
+{
+	if (_height > TimeAxisView::hLarger) {
+		return 8.0;
+	} else if (_height > (guint32) TimeAxisView::hNormal) {
+		return 6.0;
+	} 
+	return 4.0;
+}
+
 void
 AutomationLine::set_height (guint32 h)
 {
 	if (h != _height) {
 		_height = h;
 
-		if (_height > (guint32) TimeAxisView::Larger) {
-			set_point_size (8.0);
-		} else if (_height > (guint32) TimeAxisView::Normal) {
-			set_point_size (6.0);
-		} else {
-			set_point_size (4.0);
+		uint32_t bsz = control_point_box_size();
+
+		for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
+			(*i)->set_size (bsz);
 		}
 
 		reset ();
@@ -700,13 +701,8 @@ AutomationLine::determine_visible_control_points (ALPoints& points)
 		slope[n] = ydelta/xdelta;
 	}
 
-	if (_height > (guint32) TimeAxisView::Larger) {
-		box_size = 8.0;
-	} else if (_height > (guint32) TimeAxisView::Normal) {
-		box_size = 6.0;
-	} else {
-		box_size = 4.0;
-			}
+	box_size = control_point_box_size ();
+
 	/* read all points and decide which ones to show as control points */
 
 	view_index = 0;
diff --git a/gtk2_ardour/automation_line.h b/gtk2_ardour/automation_line.h
index 0567ffaa56..95d7164e3c 100644
--- a/gtk2_ardour/automation_line.h
+++ b/gtk2_ardour/automation_line.h
@@ -146,8 +146,6 @@ class AutomationLine : public sigc::trackable, public PBD::StatefulThingWithGoin
 	void show_selection();
 	void hide_selection ();
 
-	void set_point_size (double size);
-
 	virtual string  get_verbose_cursor_string (float);
 	virtual void view_to_model_y (double&) = 0;
 	virtual void model_to_view_y (double&) = 0;
@@ -219,6 +217,8 @@ class AutomationLine : public sigc::trackable, public PBD::StatefulThingWithGoin
 	void reset_line_coords (ControlPoint&);
 	void update_line ();
 
+	uint32_t control_point_box_size ();
+
 	struct ModelRepresentation {
 	    ARDOUR::AutomationList::iterator start;
 	    ARDOUR::AutomationList::iterator end;
diff --git a/libs/ardour/plugin_manager.cc b/libs/ardour/plugin_manager.cc
index 5b3a4658a8..b44bd05b9a 100644
--- a/libs/ardour/plugin_manager.cc
+++ b/libs/ardour/plugin_manager.cc
@@ -106,7 +106,7 @@ PluginManager::ladspa_refresh ()
 	_ladspa_plugin_info.clear ();
 
 	if (ladspa_path.length() == 0) {
-		ladspa_path = "/usr/local/lib/ladspa:/usr/lib/ladspa";
+		ladspa_path = "/usr/local/lib64/ladspa:/usr/local/lib/ladspa:/usr/lib64/ladspa:/usr/lib/ladspa";
 	}
 
 	ladspa_discover_from_path (ladspa_path);