diff --git a/pyproject.toml b/pyproject.toml
index aa8fb118..0fb22c1d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -92,7 +92,6 @@ version_scheme = "post-release"
 [tool.hatch.envs.test]
 dependencies = [
     "cryptography",
-    "parameterized",
     "pdfminer.six",
     "pyftpdlib",
     "pyopenssl",
diff --git a/tests/test_parser.py b/tests/test_parser.py
index 465656a8..a9fb23c9 100644
--- a/tests/test_parser.py
+++ b/tests/test_parser.py
@@ -20,9 +20,8 @@ Test html parsing.
 from linkcheck.htmlutil import htmlsoup
 
 from io import StringIO
-import unittest
 
-from parameterized import parameterized
+import pytest
 
 from .htmllib import pretty_print_html
 
@@ -148,12 +147,11 @@ parsetests = [
 ]
 
 
-class TestParser(unittest.TestCase):
+class TestParser:
     """
     Test html parser.
     """
-
-    @parameterized.expand(parsetests)
+    @pytest.mark.parametrize("_in, _out", parsetests)
     def test_parse(self, _in, _out):
         # Parse all test patterns in one go.
         out = StringIO()
@@ -166,7 +164,7 @@ class TestParser(unittest.TestCase):
         """
         res = out.getvalue()
         msg = f"Test error; in: {_in!r}, out: {res!r}, expect: {_out!r}"
-        self.assertEqual(res, _out, msg=msg)
+        assert res == _out, msg
 
     def test_encoding_detection_utf_content(self):
         html = b'<meta http-equiv="content-type" content="text/html; charset=UTF-8">'
@@ -200,4 +198,4 @@ class TestParser(unittest.TestCase):
         # Results for html without a valid charset may differ
         # based on cchardet/chardet/charset-normalizer availability.
         soup = htmlsoup.make_soup(html)
-        self.assertEqual(soup.original_encoding, expected)
+        assert soup.original_encoding == expected
diff --git a/tests/test_srcsetparse.py b/tests/test_srcsetparse.py
index e1f56720..b81a9ce9 100644
--- a/tests/test_srcsetparse.py
+++ b/tests/test_srcsetparse.py
@@ -17,10 +17,9 @@
 Test srcset attribute parsing.
 """
 
-import unittest
 from linkcheck.htmlutil.srcsetparse import parse_srcset
 
-from parameterized import parameterized
+import pytest
 
 
 # list of tuples
@@ -45,7 +44,7 @@ parsetests = [
 ]
 
 
-class TestSrcsetParsing(unittest.TestCase):
-    @parameterized.expand(parsetests)
+class TestSrcsetParsing:
+    @pytest.mark.parametrize("_in, _urls", parsetests)
     def test_parse(self, _in, _urls):
-        self.assertEqual(parse_srcset(_in), _urls)
+        assert parse_srcset(_in) == _urls
diff --git a/tox.ini b/tox.ini
index 90b356cc..0202b887 100644
--- a/tox.ini
+++ b/tox.ini
@@ -5,7 +5,6 @@ envlist = py3{9,10,11,12,13}, minreqs
 deps =
     cryptography
     pyftpdlib
-    parameterized
     pyopenssl
     pytest-xdist
     pytest-cov