diff --git a/gtk2_ardour/dark.colors b/gtk2_ardour/dark.colors
index 8bb500fe57..795681a7b8 100644
--- a/gtk2_ardour/dark.colors
+++ b/gtk2_ardour/dark.colors
@@ -351,8 +351,7 @@
     <ColorAlias name="processor stub: fill" alias="color 46"/>
     <ColorAlias name="processor stub: fill active" alias="color 46"/>
     <ColorAlias name="pinrouting custom: led active" alias="color 86"/>
-    <ColorAlias name="pinrouting sidechain: fill" alias="color 25"/>
-    <ColorAlias name="pinrouting sidechain: fill active" alias="color 76"/>
+    <ColorAlias name="pinrouting sidechain: led active" alias="color 50"/>
     <ColorAlias name="punch button: fill" alias="color 20"/>
     <ColorAlias name="punch button: fill active" alias="color 9"/>
     <ColorAlias name="punch button: led active" alias="color 4"/>
diff --git a/gtk2_ardour/plugin_pin_dialog.cc b/gtk2_ardour/plugin_pin_dialog.cc
index 4e564a98de..5bc6da220c 100644
--- a/gtk2_ardour/plugin_pin_dialog.cc
+++ b/gtk2_ardour/plugin_pin_dialog.cc
@@ -48,7 +48,7 @@ PluginPinDialog::PluginPinDialog (boost::shared_ptr<ARDOUR::PluginInsert> pi)
 	: ArdourWindow (string_compose (_("Pin Configuration: %1"), pi->name ()))
 	, _set_config (_("Custom"), ArdourButton::led_default_elements)
 	, _rst_mapping (_("Reset"))
-	, _tgl_sidechain (_("Side Chain"))
+	, _tgl_sidechain (_("Side Chain"), ArdourButton::led_default_elements)
 	, _add_plugin (_("+"))
 	, _del_plugin (_("-"))
 	, _add_output_audio (_("+"))
@@ -91,6 +91,7 @@ PluginPinDialog::PluginPinDialog (boost::shared_ptr<ARDOUR::PluginInsert> pi)
 	_margin_y = 2 * ceil (max (36., 40. * UIConfiguration::instance ().get_ui_scale ()) * .5);
 
 	_tgl_sidechain.set_name ("pinrouting sidechain");
+	_set_config.set_name ("pinrouting custom");
 
 	_pm_size_group  = SizeGroup::create (SIZE_GROUP_BOTH);
 	_add_plugin.set_tweaks (ArdourButton::Square);