diff --git a/src/_premake_main.lua b/src/_premake_main.lua
index 9f2156e1..0d656f2d 100644
--- a/src/_premake_main.lua
+++ b/src/_premake_main.lua
@@ -1,7 +1,7 @@
 --
 -- _premake_main.lua
 -- Script-side entry point for the main program logic.
--- Copyright (c) 2002-2012 Jason Perkins and the Premake project
+-- Copyright (c) 2002-2013 Jason Perkins and the Premake project
 --
 
 
@@ -39,7 +39,7 @@
 		-- The "next-gen" actions have now replaced their deprecated counterparts.
 		-- Provide a warning for a little while before I remove them entirely.
 		if _ACTION and _ACTION:endswith("ng") then
-			print(string.format("** Warning: '%s' has been deprecated; use '%s' instead", _ACTION, _ACTION:sub(1, -3)))
+			io.stderr:write(string.format("** Warning: '%s' has been deprecated; use '%s' instead\n", _ACTION, _ACTION:sub(1, -3)))
 		end
 
 		-- Set up the environment for the chosen action early, so side-effects