diff --git a/source/tools/XpartaMuPP/ELO.py b/source/tools/XpartaMuPP/ELO.py
index da46de0811..aa71e1ece4 100644
--- a/source/tools/XpartaMuPP/ELO.py
+++ b/source/tools/XpartaMuPP/ELO.py
@@ -1,5 +1,32 @@
-from config import elo_sure_win_difference, elo_k_factor_constant_rating
+"""Copyright (C) 2013 Wildfire Games.
+ * This file is part of 0 A.D.
+ *
+ * 0 A.D. is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 0 A.D. is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with 0 A.D.  If not, see <http://www.gnu.org/licenses/>.
+"""
 
+############ Constants ############
+# Difference between two ratings such that it is
+# regarded as a "sure win" for the higher player.
+# No points are gained or lost for such a game.
+elo_sure_win_difference = 600
+
+# Lower ratings "move faster" and change more
+# dramatically than higher ones. Anything rating above
+# this value moves at the same rate as this value.
+elo_k_factor_constant_rating = 2200
+
+############ Functions ############
 def get_rating_adjustment(rating, opponent_rating, games_played, opponent_games_played, result):
   """
     Calculates the rating adjustment after a 1v1 game finishes using simplified ELO.
diff --git a/source/tools/XpartaMuPP/LobbyRanking.py b/source/tools/XpartaMuPP/LobbyRanking.py
index 5bf8d11fb8..b0f2306961 100644
--- a/source/tools/XpartaMuPP/LobbyRanking.py
+++ b/source/tools/XpartaMuPP/LobbyRanking.py
@@ -1,4 +1,21 @@
 #!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+"""Copyright (C) 2013 Wildfire Games.
+ * This file is part of 0 A.D.
+ *
+ * 0 A.D. is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 0 A.D. is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with 0 A.D.  If not, see <http://www.gnu.org/licenses/>.
+"""
 
 import sqlalchemy
 from sqlalchemy import Column, ForeignKey, Integer, String
diff --git a/source/tools/XpartaMuPP/XpartaMuPP.py b/source/tools/XpartaMuPP/XpartaMuPP.py
index b3a04702a5..6bb9bb5566 100644
--- a/source/tools/XpartaMuPP/XpartaMuPP.py
+++ b/source/tools/XpartaMuPP/XpartaMuPP.py
@@ -28,7 +28,9 @@ from sleekxmpp.xmlstream.matcher import StanzaPath
 
 from LobbyRanking import session as db, Game, Player, PlayerInfo
 from ELO import get_rating_adjustment
-from config import default_rating, leaderboard_minimum_games, leaderboard_active_games
+# Rating that new players should be inserted into the
+# database with, before they've played any games.
+leaderboard_default_rating = 1200
 
 ## Class that contains and manages leaderboard data ##
 class LeaderboardList():
@@ -124,9 +126,9 @@ class LeaderboardList():
     result = 1 if player1 == game.winner else -1
     # Player's ratings are -1 unless they have played a rated game.
     if player1.rating == -1:
-      player1.rating == default_rating
+      player1.rating == leaderboard_default_rating
     if player2.rating == -1:
-      player2.rating == default_rating
+      player2.rating == leaderboard_default_rating
 
     rating_adjustment1 = int(get_rating_adjustment(player1.rating, player2.rating,
       len(player1.games), len(player2.games), result))
diff --git a/source/tools/XpartaMuPP/config.py b/source/tools/XpartaMuPP/config.py
deleted file mode 100644
index 5e8147239c..0000000000
--- a/source/tools/XpartaMuPP/config.py
+++ /dev/null
@@ -1,22 +0,0 @@
-# Rating that new players should be inserted into the
-# database with, before they've played any games.
-default_rating = 1200
-
-# Required minimum number of games to get on the
-# leaderboard.
-leaderboard_minimum_games = 10
-
-# Required minimum number of games per month to
-# qualify as an active player.
-leaderboard_active_games = 5
-
-# Difference between two ratings such that it is
-# regarded as a "sure win" for the higher player.
-# No points are gained or lost for such a game.
-elo_sure_win_difference = 600
-
-# Lower ratings "move faster" and change more
-# dramatically than higher ones. Anything rating above
-# this value moves at the same rate as this value.
-elo_k_factor_constant_rating = 2200
-