diff --git a/weblate/formats/models.py b/weblate/formats/models.py
index ade1aa37ec33..c1972a30aa02 100644
--- a/weblate/formats/models.py
+++ b/weblate/formats/models.py
@@ -19,7 +19,6 @@
 #
 
 
-import six
 from appconf import AppConf
 from django.utils.functional import cached_property
 
@@ -50,7 +49,7 @@ def load_data(self):
                 fileformat.get_class()
             except (AttributeError, ImportError) as error:
                 result.pop(fileformat.format_id)
-                if fileformat.format_id != 'rc' or not six.PY3:
+                if fileformat.format_id != 'rc':
                     self.errors[fileformat.format_id] = str(error)
 
         return result
diff --git a/weblate/formats/tests/test_formats.py b/weblate/formats/tests/test_formats.py
index 2e985ed03a3c..911ef23221a9 100644
--- a/weblate/formats/tests/test_formats.py
+++ b/weblate/formats/tests/test_formats.py
@@ -24,7 +24,6 @@
 from io import BytesIO
 from unittest import SkipTest, TestCase
 
-import six
 import translate.__version__
 from django.utils.encoding import force_text
 from translate.storage.po import pofile
@@ -561,8 +560,6 @@ class PoXliffFormatTest2(PoXliffFormatTest):
     FIND_MATCH = 'Ahoj světe!\n'
 
     def test_save(self, edit=False):
-        if six.PY2:
-            raise SkipTest('Known to be broken on Python 2')
         super(PoXliffFormatTest2, self).test_save(edit)
 
 
diff --git a/weblate/formats/ttkit.py b/weblate/formats/ttkit.py
index 48c2da6e42ab..1299e3aeed65 100644
--- a/weblate/formats/ttkit.py
+++ b/weblate/formats/ttkit.py
@@ -1174,9 +1174,7 @@ def extension():
     @classmethod
     def get_class(cls):
         """Return class for handling this module."""
-        if six.PY3:
-            raise ImportError('Windows RC file format unsupported on Python 3')
-        return importlib.import_module('translate.storage.rc').rcfile
+        raise ImportError('Windows RC file format unsupported on Python 3')
 
 
 class SubtitleUnit(MonolingualIDUnit):
diff --git a/weblate/lang/tests.py b/weblate/lang/tests.py
index edee87260cc2..2d441e40bb82 100644
--- a/weblate/lang/tests.py
+++ b/weblate/lang/tests.py
@@ -28,7 +28,7 @@
 from django.urls import reverse
 from django.utils.encoding import force_text
 from django.utils.translation import activate
-from six import PY2, StringIO, with_metaclass
+from six import StringIO, with_metaclass
 
 from weblate.lang import data
 from weblate.lang.models import Language, Plural, get_plural_type
@@ -228,10 +228,7 @@ def test_setuplang_noupdate(self):
     def check_list(self, **kwargs):
         output = StringIO()
         call_command('list_languages', 'cs', stdout=output, **kwargs)
-        if PY2:
-            self.assertIn(b'Czech', output.getvalue())
-        else:
-            self.assertIn('Czech', output.getvalue())
+        self.assertIn('Czech', output.getvalue())
 
     def test_list_languages(self):
         self.check_list()
diff --git a/weblate/machinery/saptranslationhub.py b/weblate/machinery/saptranslationhub.py
index 68b10b51f997..4c938115b6ce 100644
--- a/weblate/machinery/saptranslationhub.py
+++ b/weblate/machinery/saptranslationhub.py
@@ -21,7 +21,6 @@
 import base64
 import json
 
-import six
 from django.conf import settings
 from six.moves.urllib.request import Request, urlopen
 
@@ -90,9 +89,7 @@ def download_translations(self, source, language, text, unit, user):
 
         # create the request
         translation_url = settings.MT_SAP_BASE_URL + 'translate'
-        request = Request(
-            translation_url if six.PY3 else translation_url.encode("utf-8")
-        )
+        request = Request(translation_url)
         request.add_header('User-Agent', USER_AGENT.encode('utf-8'))
         request.add_header('Referer', get_site_url().encode('utf-8'))
         request.add_header('Content-Type', 'application/json; charset=utf-8')
diff --git a/weblate/trans/tests/test_selenium.py b/weblate/trans/tests/test_selenium.py
index 6a709a721171..bd4300cf84ac 100644
--- a/weblate/trans/tests/test_selenium.py
+++ b/weblate/trans/tests/test_selenium.py
@@ -25,7 +25,7 @@
 from contextlib import contextmanager
 from datetime import timedelta
 from io import BytesIO
-from unittest import SkipTest, skipIf
+from unittest import SkipTest
 
 import six
 import social_django.utils
@@ -1048,7 +1048,6 @@ def test_fonts(self):
 
         self.screenshot("font-group-list.png")
 
-    @skipIf(six.PY2, "borgbackup does not support Python 2")
     def test_backup(self):
         self.create_temp()
         try:
diff --git a/weblate/trans/util.py b/weblate/trans/util.py
index 7fe5f348fe99..6f815e0261e8 100644
--- a/weblate/trans/util.py
+++ b/weblate/trans/util.py
@@ -23,7 +23,6 @@
 import os
 import sys
 
-import six
 from django.apps import apps
 from django.core.cache import cache
 from django.db.utils import OperationalError, ProgrammingError
@@ -204,10 +203,6 @@ def get_clean_env(extra=None):
     venv_path = os.path.join(sys.exec_prefix, "bin")
     if venv_path not in environ['PATH']:
         environ['PATH'] = '{}:{}'.format(venv_path, environ['PATH'])
-    # Python 2 on Windows doesn't handle Unicode objects in environment
-    # even if they can be converted to ASCII string, let's fix it here
-    if six.PY2 and sys.platform == 'win32':
-        return {str(key): str(val) for key, val in environ.items()}
     return environ
 
 
@@ -270,8 +265,6 @@ def path_separator(path):
 
 def sort_unicode(choices, key):
     """Unicode aware sorting if available."""
-    if six.PY2:
-        return sorted(choices, key=lambda tup: locale.strxfrm(key(tup).encode('utf-8')))
     return sorted(choices, key=lambda tup: locale.strxfrm(key(tup)))
 
 
diff --git a/weblate/trans/views/api.py b/weblate/trans/views/api.py
index 5a3356d08f3b..99c4226f584d 100644
--- a/weblate/trans/views/api.py
+++ b/weblate/trans/views/api.py
@@ -21,7 +21,6 @@
 
 import csv
 
-import six
 from django.http import HttpResponse, JsonResponse
 
 from weblate.trans.stats import get_project_stats
@@ -92,14 +91,7 @@ def export_response(request, filename, fields, data):
         writer = csv.DictWriter(response, fields)
 
         writer.writeheader()
-        if six.PY2:
-            for row in data:
-                for item in row:
-                    if isinstance(row[item], six.text_type):
-                        row[item] = row[item].encode('utf-8')
-                writer.writerow(row)
-        else:
-            for row in data:
-                writer.writerow(row)
+        for row in data:
+            writer.writerow(row)
         return response
     return JsonResponse(data=data, safe=False, json_dumps_params={'indent': 2})
diff --git a/weblate/trans/views/changes.py b/weblate/trans/views/changes.py
index 72d952b49be8..1fe698350a87 100644
--- a/weblate/trans/views/changes.py
+++ b/weblate/trans/views/changes.py
@@ -18,7 +18,8 @@
 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
 #
 
-import six
+import csv
+
 from django.contrib.auth.decorators import login_required
 from django.core.exceptions import PermissionDenied
 from django.db.models import Q
@@ -39,11 +40,6 @@
 from weblate.utils.site import get_site_url
 from weblate.utils.views import get_project_translation
 
-if six.PY2:
-    from backports import csv
-else:
-    import csv
-
 
 class ChangesView(ListView):
     """Browser for changes."""
diff --git a/weblate/utils/apps.py b/weblate/utils/apps.py
index 467348656cf7..e3c1dc1b1184 100644
--- a/weblate/utils/apps.py
+++ b/weblate/utils/apps.py
@@ -29,7 +29,6 @@
     check_errors,
     check_mail_connection,
     check_perms,
-    check_python,
     check_settings,
     check_site,
     check_templates,
@@ -56,7 +55,6 @@ def ready(self):
         register(check_site, deploy=True)
         register(check_perms, deploy=True)
         register(check_errors, deploy=True)
-        register(check_python, deploy=True)
         register(check_version)
 
         monkey_patch_translate()
diff --git a/weblate/utils/checks.py b/weblate/utils/checks.py
index 40ac09e86cae..76976bdd4ad7 100644
--- a/weblate/utils/checks.py
+++ b/weblate/utils/checks.py
@@ -346,18 +346,3 @@ def check_errors(app_configs=None, **kwargs):
             id='weblate.I021',
         )
     ]
-
-
-def check_python(app_configs=None, **kwargs):
-    """Early warning for users needing to migrate to Python 3."""
-    if six.PY3:
-        return []
-    return [
-        Error(
-            'Please upgrade your installation to Python 3. '
-            'Python 2 support will be dropped in Weblate 4.0 '
-            'currently sheduled on April 2020.',
-            hint=get_doc_url('admin/upgrade', 'py3'),
-            id='weblate.W023',
-        )
-    ]
diff --git a/weblate/utils/requirements.py b/weblate/utils/requirements.py
index e45315f91d59..79d201062225 100644
--- a/weblate/utils/requirements.py
+++ b/weblate/utils/requirements.py
@@ -23,7 +23,6 @@
 import sys
 
 import pkg_resources
-import six
 from django.core.exceptions import ImproperlyConfigured
 
 import weblate
@@ -73,9 +72,8 @@
     "Cython",
     "misaka",
     "GitPython",
+    "borgbackup",
 ]
-if six.PY3:
-    REQUIRES.append("borgbackup")
 
 OPTIONAL = [
     "psycopg2",
diff --git a/weblate/utils/tests/test_backup.py b/weblate/utils/tests/test_backup.py
index 8a86c11e5548..6c4032d0f7f3 100644
--- a/weblate/utils/tests/test_backup.py
+++ b/weblate/utils/tests/test_backup.py
@@ -20,9 +20,7 @@
 
 import json
 import os
-from unittest import skipIf
 
-import six
 from django.conf import settings
 from django.test import SimpleTestCase
 from django.test.utils import override_settings
@@ -36,7 +34,6 @@
 
 class BackupTest(SimpleTestCase):
     @tempdir_setting("DATA_DIR")
-    @skipIf(six.PY2, 'override_settings seems to be broken on Python 2')
     def test_settings_backup(self):
         settings_backup()
         filename = data_dir("backups", "settings.py")
@@ -53,7 +50,6 @@ def test_memory_backup(self):
 
     @tempdir_setting("DATA_DIR")
     @tempdir_setting("BACKUP_DIR")
-    @skipIf(six.PY2, 'borgbackup does not support Python 2')
     def test_backup(self):
         initialize(settings.BACKUP_DIR, "key")
         output = get_paper_key(settings.BACKUP_DIR)
diff --git a/weblate/utils/tests/test_search.py b/weblate/utils/tests/test_search.py
index 48f21343399e..ad876754a874 100644
--- a/weblate/utils/tests/test_search.py
+++ b/weblate/utils/tests/test_search.py
@@ -20,9 +20,7 @@
 
 
 from datetime import datetime
-from unittest import SkipTest
 
-import six
 from django.db.models import Q
 from django.test import SimpleTestCase, TestCase
 from pytz import utc
@@ -51,10 +49,6 @@ def test_long(self):
 
 
 class QueryParserTest(TestCase):
-    def setUp(self):
-        if six.PY2:
-            raise SkipTest("Test not working on Python 2")
-
     def assert_query(self, string, expected):
         result = parse_query(string)
         self.assertEqual(result, expected)
diff --git a/weblate/vcs/base.py b/weblate/vcs/base.py
index c88fea2c0317..e303d6512543 100644
--- a/weblate/vcs/base.py
+++ b/weblate/vcs/base.py
@@ -27,7 +27,6 @@
 import subprocess
 from distutils.version import LooseVersion
 
-import six
 from dateutil import parser
 from django.conf import settings
 from django.core.cache import cache
@@ -150,8 +149,6 @@ def _popen(
         if not fullcmd:
             args = [cls._cmd] + list(args)
         text_cmd = ' '.join(args)
-        if six.PY2:
-            args = [arg.encode('utf-8') for arg in args]
         process = subprocess.Popen(
             args,
             cwd=cwd,
diff --git a/weblate/vcs/mercurial.py b/weblate/vcs/mercurial.py
index eb5f7c4e6c0d..70f643b7f96e 100644
--- a/weblate/vcs/mercurial.py
+++ b/weblate/vcs/mercurial.py
@@ -24,7 +24,6 @@
 import os.path
 import re
 
-import six
 from six.moves.configparser import RawConfigParser
 
 from weblate.vcs.base import Repository, RepositoryException
@@ -85,8 +84,6 @@ def get_config(self, path):
         config.read(filename)
         if config.has_option(section, option):
             result = config.get(section, option)
-            if six.PY2:
-                result = result.decode('utf-8')
         return result
 
     def set_config(self, path, value):
@@ -95,10 +92,6 @@ def set_config(self, path, value):
             raise RuntimeError('Repository operation without lock held!')
         section, option = path.split('.', 1)
         filename = os.path.join(self.path, '.hg', 'hgrc')
-        if six.PY2:
-            value = value.encode('utf-8')
-            section = section.encode('utf-8')
-            option = option.encode('utf-8')
         config = RawConfigParser()
         config.read(filename)
         if not config.has_section(section):
diff --git a/weblate/wladmin/tests.py b/weblate/wladmin/tests.py
index fa1f145a6b4d..3a286ee5fec9 100644
--- a/weblate/wladmin/tests.py
+++ b/weblate/wladmin/tests.py
@@ -20,11 +20,9 @@
 
 import json
 import os
-from unittest import skipIf
 
 import django
 import httpretty
-import six
 from django.conf import settings
 from django.core.serializers.json import DjangoJSONEncoder
 from django.test.utils import override_settings
@@ -96,7 +94,6 @@ def test_ssh_add(self):
             self.assertIn("github.com", handle.read())
 
     @tempdir_setting("BACKUP_DIR")
-    @skipIf(six.PY2, "borgbackup does not support Python 2")
     def test_backup(self):
         def do_post(**payload):
             return self.client.post(reverse("manage-backups"), payload, follow=True)