diff --git a/SW/PC/Stopwatch/config.json b/SW/PC/Stopwatch/config.json
index dfe962a..59673ed 100644
--- a/SW/PC/Stopwatch/config.json
+++ b/SW/PC/Stopwatch/config.json
@@ -1,10 +1,6 @@
 {
-    "url": "https://beta.alkator.cz/api/station/register",
     "station_id": "1",
-    "login_url": "https://beta.alkator.cz/api/login",
-    "racers_url": "https://beta.alkator.cz/api/racers",
-    "card_register": "https://beta.alkator.cz/api/card/register",
-    "card_unregister": "https://beta.alkator.cz/api/card/card_unregister",
+    "host": "https://beta.quarda.cz",
     "login": "station_register@alkator.cz",
     "password": "password_heslo"
 }
\ No newline at end of file
diff --git a/SW/PC/Stopwatch/main.py b/SW/PC/Stopwatch/main.py
index f213418..986e951 100644
--- a/SW/PC/Stopwatch/main.py
+++ b/SW/PC/Stopwatch/main.py
@@ -28,11 +28,11 @@ with open('config.json', 'r') as f:
     config = json.load(f)
 
 session = requests.Session()
-session.post(config['login_url'], {'email':config['login'], 'password': config['password']})
+session.post(config['host'] + '/api/login', {'email':config['login'], 'password': config['password']})
 
 def refreshDb():
     global db
-    resp = session.get(config['racers_url'])
+    resp = session.get(config['host'] + '/api/racers')
     if resp.status_code == 200:
         json = resp.json()
         db = {}
@@ -56,8 +56,8 @@ def sendQueueToSend():
         if len(queue_to_send) > 0:
             to_send = queue_to_send.pop()
 
-            response = session.post(config['url'],
-                to_send, 'application/json'
+            response = session.post(config['host'] + '/api/station/register',
+                json=to_send
             )
             if response.status_code != 200:
                 if response.status_code == 400:
diff --git a/SW/PC/Stopwatch/registrace.py b/SW/PC/Stopwatch/registrace.py
index 948f6a7..ef8dcc1 100644
--- a/SW/PC/Stopwatch/registrace.py
+++ b/SW/PC/Stopwatch/registrace.py
@@ -19,14 +19,14 @@ with open('config.json', 'r') as f:
     config = json.load(f)
 
 session = requests.Session()
-session.post(config['login_url'], {'email':config['login'], 'password': config['password']})
+session.post(config['host'] + '/api/login', {'email':config['login'], 'password': config['password']})
 
 
-last_card = 1111
+last_card = 0
 last_time = datetime.datetime.now()
 
 
-response = session.get(config['racers_url'])
+response = session.get(config['host'] + '/api/racers')
 
 racers = response.json()
 
@@ -40,7 +40,7 @@ def register_racer():
     except Exception:
         raise
 
-    response = session.post(config['card_register'], json={'racer_id': racer_id, 'starting_number': starting_number, 'card_id': last_card})
+    response = session.post(config['host'] + '/api/card/register', json={'racer_id': racer_id, 'starting_number': starting_number, 'card_id': card_id})
     if response.status_code != 200:
         raise Exception(response.status_code, response.content)
 
@@ -54,9 +54,17 @@ def unregister_racer():
     card_id = last_card
     time = last_time
 
-    response = session.post(config['url'], json={'card_id': card_id, 'time': time.strftime('%d.%m.%Y %H:%M:%S.%f'), 'station_id': config['station_id']})
+    response = session.post(config['host'] + '/api/station/register', json={'card_id': card_id, 'time': time.strftime('%d.%m.%Y %H:%M:%S.%f'), 'station_id': config['station_id']})
+    assert response.status_code == 200
 
+    racer = list(filter(lambda x: x['card_id'] == card_id, racers))[0]
+    starting_number = racer['starting_number']
+    racer_id = racer['racer_id']
+    racer['card_id'] = None
 
+    response = session.post(config['host'] + '/api/card/unregister', json={'racer_id': racer_id, 'starting_number': starting_number, 'card_id': card_id})
+
+    assert response.status_code == 200
 
 
 window = uic.loadUi("registrace.ui")