diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index f04f5ef..561981c 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [3.9, "3.10", 3.11]
+        python-version: [3.9, "3.10", 3.11, 3.12, 3.13]
 
     steps:
     - uses: actions/checkout@v2
@@ -28,10 +28,10 @@ jobs:
         python-version: ${{ matrix.python-version }}
     - name: Install deps
       run: |
-        python -m pip install pytest coverage coveralls
+        python -m pip install -r requirements.dev.txt coveralls
     - name: Run tests
       env:
         GITHUB_TOKEN: ${{ secrets.github_token }}
       run: |
-        coverage run --source=torrt setup.py test
+        pytest --cov=torrt --cov-report=term-missing
         coveralls --service=github
diff --git a/.gitignore b/.gitignore
index 450a9f3..0181bcd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,3 +10,5 @@ __pycache__
 docs/_build/
 build/
 dist/
+.eggs
+.coverage
\ No newline at end of file
diff --git a/requirements.dev.txt b/requirements.dev.txt
new file mode 100644
index 0000000..dd3c677
--- /dev/null
+++ b/requirements.dev.txt
@@ -0,0 +1,4 @@
+pytest
+pytest-cov
+pytest-datafixtures
+pytest-responsemock>=1.1.0
\ No newline at end of file
diff --git a/setup.py b/setup.py
index 79ebd6f..332e445 100644
--- a/setup.py
+++ b/setup.py
@@ -1,7 +1,6 @@
 import io
 import os
 import re
-import sys
 
 from setuptools import setup, find_packages
 
@@ -44,18 +43,12 @@ def get_version():
         'beautifulsoup4',
         'torrentool',
         'lxml',
+        'cloudscraper',
     ],
-    setup_requires=[] + (['pytest-runner'] if 'test' in sys.argv else []) + [],
 
     extras_require={
         'telegram': ['python-telegram-bot >=13.10, <14.0.0a0']
     },
-    test_suite='tests',
-    tests_require=[
-        'pytest',
-        'pytest-datafixtures',
-        'pytest-responsemock>=1.1.0',
-    ],
 
     entry_points={
         'console_scripts': ['torrt = torrt.main:process_commands'],
diff --git a/tests/test_main.py b/tests/test_main.py
index 7fa141e..9df7935 100644
--- a/tests/test_main.py
+++ b/tests/test_main.py
@@ -1,7 +1,9 @@
-from os.path import dirname, realpath, join
+from os.path import dirname, realpath
 
 from torrentool.torrent import Torrent
 
+import cloudscraper
+
 from torrt.base_rpc import BaseRPC
 from torrt.base_tracker import GenericPublicTracker
 from torrt.toolbox import bootstrap, TrackerClassesRegistry, NotifierClassesRegistry, RPCClassesRegistry, \
@@ -90,8 +92,11 @@ def load(cls):
         def save(cls, settings_dict):
             cls.cfg = settings_dict
 
+    scraper = cloudscraper.create_scraper()
+    monkeypatch.setattr('torrt.utils.create_scraper', lambda: scraper)
+
     def patch_requests(response_contents):
-        monkeypatch.setattr('torrt.utils.Session.get', lambda self, url, **kwargs: DummyResponse(url, response_contents))
+        monkeypatch.setattr(scraper, "get", lambda url, **kwargs: DummyResponse(url, response_contents))
 
     torrent_one_hash = 'c815be93f20bf8b12fed14bee35c14b19b1d1984'
     torrent_one_data = (datafix_dir / 'torr_one.torrent').read_bytes()
diff --git a/torrt/trackers/rutracker.py b/torrt/trackers/rutracker.py
index 9e8001e..8b53c8a 100644
--- a/torrt/trackers/rutracker.py
+++ b/torrt/trackers/rutracker.py
@@ -22,7 +22,8 @@ def get_id_from_link(self, url: str) -> str:
 
     def get_login_form_data(self, login: str, password: str) -> dict:
         """Returns a dictionary with data to be pushed to authorization form."""
-        return {'login_username': login, 'login_password': password, 'login': 'pushed', 'redirect': 'index.php'}
+        # %E2%F5%EE%E4 is Russian "вход" in cp1251 encoding
+        return {'login_username': login, 'login_password': password, 'login': '%E2%F5%EE%E4'}
 
     def before_download(self, url: str):
         """Used to perform some required actions right before .torrent download."""
diff --git a/torrt/utils.py b/torrt/utils.py
index 8a6e6b4..ae27073 100644
--- a/torrt/utils.py
+++ b/torrt/utils.py
@@ -19,7 +19,8 @@
 from typing import Any, Optional, Union, Generator, Tuple, Callable
 
 from bs4 import BeautifulSoup
-from requests import Response, Session, RequestException
+from requests import Response, RequestException
+from cloudscraper import create_scraper
 from torrentool.api import Torrent
 from torrentool.exceptions import BencodeDecodingError
 
@@ -44,9 +45,6 @@ class HttpClient:
 
     timeout: int = 10
 
-    user_agent: str = (
-        'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.106 Safari/537.36')
-
     def __init__(
             self,
             silence_exceptions: bool = False,
@@ -54,11 +52,7 @@ def __init__(
             json: bool = False,
             tunnel: bool = True,
     ):
-        session = Session()
-
-        session.headers.update({
-            'User-agent': self.user_agent,
-        })
+        session = create_scraper()
 
         self.session = session
         self.silence_exceptions = silence_exceptions,
diff --git a/tox.ini b/tox.ini
index c449fda..e628299 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,10 +1,11 @@
 # See http://tox.readthedocs.org/en/latest/examples.html for samples.
 
 [tox]
-envlist = py{39,310,311}
+envlist = py{39,310,311,312,313}
 
 skip_missing_interpreters = True
 
 [testenv]
+deps = -r requirements.dev.txt
 commands =
-    python setup.py test
+    pytest {tty:--color=yes} {posargs}