diff --git a/gtk2_ardour/redirect_box.cc b/gtk2_ardour/redirect_box.cc
index 2ae34ac4cf..ea43d76745 100644
--- a/gtk2_ardour/redirect_box.cc
+++ b/gtk2_ardour/redirect_box.cc
@@ -109,7 +109,7 @@ RedirectBox::RedirectBox (Placement pcmnt, Session& sess, Route& rt, PluginSelec
 	redirect_display.set_name ("RedirectSelector");
 	redirect_display.set_headers_visible (false);
 	redirect_display.set_reorderable (true);
-	redirect_display.set_size_request (-1, -1);
+	redirect_display.set_size_request (-1, 40);
 	redirect_display.get_column(0)->set_sizing(TREE_VIEW_COLUMN_FIXED);
 	redirect_display.get_column(0)->set_fixed_width(48);
 	redirect_display.add_object_drag (columns.redirect.index(), "redirects");
@@ -125,6 +125,8 @@ RedirectBox::RedirectBox (Placement pcmnt, Session& sess, Route& rt, PluginSelec
 
 	redirect_scroller.add (redirect_display);
 	redirect_eventbox.add (redirect_scroller);
+	
+	redirect_scroller.set_size_request (-1, 40);
 
 	pack_start (redirect_eventbox, true, true);