diff --git a/additional_role/init.lua b/additional_role/init.lua
index dfc9e49..b4fd40c 100644
--- a/additional_role/init.lua
+++ b/additional_role/init.lua
@@ -1,20 +1,36 @@
 -- twi_mods/additional_role/init.lua
 -- Additional roles indicators
 -- Copyright (C) 2024  1F616EMO
 -- SPDX-License-Identifier: LGPL-3.0-or-later
 
-local S = minetest.get_translator("additional_role")
+local S = core.get_translator("additional_role")
 
-minetest.register_privilege("role_helper", {
+core.register_privilege("role_helper", {
     description = S("Marked as helper in the chatroom"),
     give_to_singleplayer = false,
 })
 
 beerchat_roles.register_role({
     name = S("Helper"),
     color = "#20F99F",
     func = function(name)
-        return minetest.check_player_privs(name, { role_helper = true })
+        return core.check_player_privs(name, { role_helper = true })
     end,
     sort = 8900,
 })
+
+local auth
+mail.register_recipient_handler(function(sender, name)
+    if name ~= "additional_role:helper" then return nil end
+
+    auth = auth or core.get_auth_handler()
+    local list_dest = {}
+    for i_name in auth.iterate() do
+        local privs = core.get_player_privs(i_name)
+        if i_name ~= sender and (privs.server or privs.ban or privs.role_helper) then
+            list_dest[#list_dest+1] = i_name
+        end
+    end
+
+    return true, list_dest
+end)
diff --git a/additional_role/mod.conf b/additional_role/mod.conf
index 3645328..d676def 100644
--- a/additional_role/mod.conf
+++ b/additional_role/mod.conf
@@ -1,2 +1,2 @@
 name = additional_role
-depends = beerchat_roles
\ No newline at end of file
+depends = mail, beerchat_roles
\ No newline at end of file