diff --git a/selector/webserver.py b/selector/webserver.py
index ba77179..2d11542 100644
--- a/selector/webserver.py
+++ b/selector/webserver.py
@@ -10,11 +10,7 @@ from clients.webclients import Client, CLIENTS
 from flask import Flask, render_template, request, redirect, session
 
 from tasks import tasks
-from selector.temp_config import CONFIGS, URLS
-
-BIOGAMES_HOST = "http://biogames.potato.kinf.wiai.uni-bamberg.de"
-#BIOGAMES_HOST = "http://www.biodiv2go.de"
-RESULT_HOST = "http://results.ma.potato.kinf.wiai.uni-bamberg.de/"
+from selector.temp_config import CONFIGS, URLS, HOSTS, RESULT_HOST
 
 app = Flask(__name__)
 clients: typing.Dict[str, Client] = {}
@@ -29,9 +25,9 @@ def index():
 @app.route("/login", methods=["POST"])
 def login():
 	game = request.form["game"]
-	if not game in CLIENTS:
+	if not game in CLIENTS or game not in HOSTS:
 		return redirect("/?invalid_game")
-	client = CLIENTS[game](host=BIOGAMES_HOST, username=request.form['username'], password=request.form['password'])
+	client = CLIENTS[game](host=HOSTS[game], username=request.form['username'], password=request.form['password'])
 	if client.login():
 		session['logged_in'] = True
 		session['uid'] = str(uuid.uuid4())