diff --git a/gtk2_ardour/luainstance.cc b/gtk2_ardour/luainstance.cc
index 9e657efbc0..35e81bf656 100644
--- a/gtk2_ardour/luainstance.cc
+++ b/gtk2_ardour/luainstance.cc
@@ -1547,6 +1547,9 @@ LuaInstance::pre_seed_scripts ()
 	int id = 0;
 	pre_seed_script ("Mixer Screenshot", id);
 	pre_seed_script ("List Plugins", id);
+#ifdef Mixbus
+	pre_seed_script ("Import ADM BWF File", id);
+#endif
 }
 
 bool
diff --git a/share/scripts/_adm_bwf.lua b/share/scripts/_adm_bwf.lua
index 4ecd09c403..3b9c00c484 100644
--- a/share/scripts/_adm_bwf.lua
+++ b/share/scripts/_adm_bwf.lua
@@ -2,7 +2,7 @@ ardour {
 	["type"]    = "EditorAction",
 	name        = "Import ADM BWF File",
 	author      = "Ardour Team",
-	description = [[...]]
+	description = [[Load dynamic meta-data from an ADM file, import audio channels to the timeline and copy fixed settings for export.]]
 }
 
 function factory () return function ()
@@ -132,3 +132,14 @@ function factory () return function ()
 	Session:surround_master():surround_return():set_bed_mix (true, rv['file'], imap:to_array ())
 	print ("OK")
 end end
+
+function icon (params) return function (ctx, width, height, fg)
+	local wh = math.min (width, height)
+	ctx:set_source_rgba (ARDOUR.LuaAPI.color_to_rgba (fg))
+	ctx:arc (0.5 * width - wh * 0.3, 0.5 * height, wh * .275, -0.5 * math.pi , 0.5 * math.pi)
+	ctx:close_path ()
+	ctx:fill ()
+	ctx:arc (0.5 * width + wh * 0.3, 0.5 * height, wh * .275, 0.5 * math.pi , 1.5 * math.pi)
+	ctx:close_path ()
+	ctx:fill ()
+end end