diff --git a/gtk2_ardour/ardour_ui.cc b/gtk2_ardour/ardour_ui.cc
index 4f1382b1c6..143717422e 100644
--- a/gtk2_ardour/ardour_ui.cc
+++ b/gtk2_ardour/ardour_ui.cc
@@ -1718,6 +1718,7 @@ ARDOUR_UI::build_session_selector ()
 	session_selector_window->set_name ("SessionSelectorWindow");
 	session_selector_window->set_size_request (200, 400);
 	session_selector_window->get_vbox()->pack_start (*scroller);
+	session_selector_window->show_all_children();
 }
 
 void
diff --git a/libs/gtkmm2ext/prompter.cc b/libs/gtkmm2ext/prompter.cc
index c1b80e2a75..8f78d3179d 100644
--- a/libs/gtkmm2ext/prompter.cc
+++ b/libs/gtkmm2ext/prompter.cc
@@ -50,19 +50,18 @@ Prompter::init ()
 
 	add_button (Gtk::Stock::OK, Gtk::RESPONSE_ACCEPT);
 	add_button (Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
-	
-	add_action_widget (entry, Gtk::RESPONSE_ACCEPT);
 
 	entryLabel.set_line_wrap (true);
 	entryLabel.set_name ("PrompterLabel");
 
 	entryBox.set_homogeneous (false);
-	entryBox.set_spacing (25);
+	entryBox.set_spacing (5);
 	entryBox.set_border_width (10);
 	entryBox.pack_start (entryLabel);
 	entryBox.pack_start (entry, false, false);
 
 	get_vbox()->pack_start (entryBox);
+	show_all_children();
 
 	entry.signal_activate().connect (bind (mem_fun (*this, &Prompter::response), Gtk::RESPONSE_ACCEPT));
 }