--- a/plugins/mod_admin_telnet.lua	Tue Jul 10 22:04:26 2018 +0200
+++ b/plugins/mod_admin_telnet.lua	Tue Jul 10 21:08:32 2018 +0100
@@ -336,43 +336,6 @@
 	return true, "OK";
 end
 
-def_env.timer = {};
-
-function def_env.timer:info()
-	local socket = require "socket";
-	local print = self.session.print;
-	local add_task = require"util.timer".add_task;
-	local h, params = add_task.h, add_task.params;
-	if h then
-		print("-- util.timer");
-		for i, id in ipairs(h.ids) do
-			if not params[id] then
-				print(os.date("%F %T", h.priorities[i]), h.items[id]);
-			elseif not params[id].callback then
-				print(os.date("%F %T", h.priorities[i]), h.items[id], unpack(params[id]));
-			else
-				print(os.date("%F %T", h.priorities[i]), params[id].callback, unpack(params[id]));
-			end
-		end
-	end
-	if server.event_base then
-		local count = 0;
-		for k, v in pairs(debug.getregistry()) do
-			if type(v) == "function" and v.callback and v.callback == add_task._on_timer then
-				count = count + 1;
-			end
-		end
-		print(count .. " libevent callbacks");
-	end
-	if h then
-		local next_time = h:peek();
-		if next_time then
-			return true, os.date("Next event at %F %T (in %%.6fs)", next_time):format(next_time - socket.gettime());
-		end
-	end
-	return true;
-end
-
 def_env.module = {};
 
 local function get_hosts_set(hosts, module)
@@ -1189,6 +1152,44 @@
 	return true, helpers.show_events(events_obj, event);
 end
 
+function def_env.debug:timers(filter)
+	local socket = require "socket";
+	local print = self.session.print;
+	local add_task = require"util.timer".add_task;
+	local h, params = add_task.h, add_task.params;
+	if h then
+		print("-- util.timer");
+		for i, id in ipairs(h.ids) do
+			if not params[id] then
+				print(os.date("%F %T", h.priorities[i]), h.items[id]);
+			elseif not params[id].callback then
+				print(os.date("%F %T", h.priorities[i]), h.items[id], unpack(params[id]));
+			else
+				print(os.date("%F %T", h.priorities[i]), params[id].callback, unpack(params[id]));
+			end
+		end
+	end
+	if server.event_base then
+		local count = 0;
+		for k, v in pairs(debug.getregistry()) do
+			if type(v) == "function" and v.callback and v.callback == add_task._on_timer then
+				count = count + 1;
+			end
+		end
+		print(count .. " libevent callbacks");
+	end
+	if h then
+		local next_time = h:peek();
+		if next_time then
+			return true, os.date("Next event at %F %T (in %%.6fs)", next_time):format(next_time - socket.gettime());
+		end
+	end
+	return true;
+end
+
+-- COMPAT: debug:timers() was timer:info() for some time in trunk
+def_env.timer = { info = def_env.debug.timers };
+
 module:hook("server-stopping", function(event)
 	for conn, session in pairs(sessions) do
 		session.print("Shutting down: "..(event.reason or "unknown reason"));