diff --git a/mesecons_detector/init.lua b/mesecons_detector/init.lua
index 7bb516b..79aa1f9 100644
--- a/mesecons_detector/init.lua
+++ b/mesecons_detector/init.lua
@@ -6,7 +6,8 @@ local object_detector_make_formspec = function (pos)
 	local meta = minetest.get_meta(pos)
 	meta:set_string("formspec", "size[9,2.5]" ..
 		"field[0.3,  0;9,2;scanname;Name of player to scan for (empty for any):;${scanname}]"..
-		"field[0.3,1.5;4,2;digiline_channel;Digiline Channel (optional):;${digiline_channel}]")
+		"field[0.3,1.5;4,2;digiline_channel;Digiline Channel (optional):;${digiline_channel}]"..
+		"button_exit[7,0.75;2,3;;Save]")
 end
 
 local object_detector_on_receive_fields = function(pos, formname, fields)