diff --git a/test/test_date.py b/test/test_date.py
index f573e16723dc9505ad66f82f53a802a90708fa60..29a358ee984df5b52139c696a290b68ec9645093 100644
--- a/test/test_date.py
+++ b/test/test_date.py
@@ -78,12 +78,13 @@ class DateTC(TestCase):
 
     def test_get_national_holidays(self):
         holidays = get_national_holidays
-        yield self.assertEqual, holidays(self.datecls(2008, 4, 29), self.datecls(2008, 5, 2)), [
-            self.datecls(2008, 5, 1)
-        ]
-        yield self.assertEqual, holidays(self.datecls(2008, 5, 7), self.datecls(2008, 5, 8)), []
+        self.assertEqual(
+            holidays(self.datecls(2008, 4, 29), self.datecls(2008, 5, 2)),
+            [self.datecls(2008, 5, 1)],
+        )
+        self.assertEqual(holidays(self.datecls(2008, 5, 7), self.datecls(2008, 5, 8)), [])
         x = self.datetimecls(2008, 5, 7, 12, 12, 12)
-        yield self.assertEqual, holidays(x, x + self.timedeltacls(days=1)), []
+        self.assertEqual(holidays(x, x + self.timedeltacls(days=1)), [])
 
     def test_open_days_now_and_before(self):
         nb = nb_open_days
diff --git a/test/test_testlib.py b/test/test_testlib.py
index 84b8e5ccfb7258c4c5a4dc3d519d0989a84fa13a..561a30aef757bb12e86980359b05ec464b40f185 100644
--- a/test/test_testlib.py
+++ b/test/test_testlib.py
@@ -501,7 +501,7 @@ class TestLoaderTC(TestCase):
             ("FooTC.whatever", 0),
         ]
         for pattern, expected_count in data:
-            yield self.assertRunCount, pattern, self.module, expected_count
+            self.assertRunCount(pattern, self.module, expected_count)
 
     def test_collect_with_pattern(self):
         data = [
@@ -516,7 +516,7 @@ class TestLoaderTC(TestCase):
             ("ab", 0),
         ]
         for pattern, expected_count in data:
-            yield self.assertRunCount, pattern, self.module, expected_count
+            self.assertRunCount(pattern, self.module, expected_count)
 
     def test_testcase_with_custom_metaclass(self):
         class mymetaclass(type):
@@ -553,7 +553,7 @@ class TestLoaderTC(TestCase):
             ("MyTestCase.whatever", 0),
         ]
         for pattern, expected_count in data:
-            yield self.assertRunCount, pattern, MyMod, expected_count
+            self.assertRunCount(pattern, MyMod, expected_count)
 
     def test_collect_everything_and_skipped_patterns(self):
         testdata = [
@@ -562,7 +562,7 @@ class TestLoaderTC(TestCase):
             (["foo", "bar"], 0),
         ]
         for skipped, expected_count in testdata:
-            yield self.assertRunCount, None, self.module, expected_count, skipped
+            self.assertRunCount(None, self.module, expected_count, skipped)
 
     def test_collect_specific_pattern_and_skip_some(self):
         testdata = [
@@ -571,7 +571,7 @@ class TestLoaderTC(TestCase):
             ("bar", ["bar"], 0),
         ]
         for runpattern, skipped, expected_count in testdata:
-            yield self.assertRunCount, runpattern, self.module, expected_count, skipped
+            self.assertRunCount(runpattern, self.module, expected_count, skipped)
 
     def test_skip_classname(self):
         testdata = [
@@ -579,7 +579,7 @@ class TestLoaderTC(TestCase):
             (["FooTC"], 1),
         ]
         for skipped, expected_count in testdata:
-            yield self.assertRunCount, None, self.module, expected_count, skipped
+            self.assertRunCount(None, self.module, expected_count, skipped)
 
     def test_skip_classname_and_specific_collect(self):
         testdata = [
@@ -587,7 +587,7 @@ class TestLoaderTC(TestCase):
             ("foo", ["FooTC"], 0),
         ]
         for runpattern, skipped, expected_count in testdata:
-            yield self.assertRunCount, runpattern, self.module, expected_count, skipped
+            self.assertRunCount(runpattern, self.module, expected_count, skipped)
 
     def test_nonregr_dotted_path(self):
         self.assertRunCount("FooTC.test_foo", self.module, 2)
@@ -615,7 +615,7 @@ class TestLoaderTC(TestCase):
             ("odd", 0),
         ]
         for pattern, expected_count in data:
-            yield self.assertRunCount, pattern, MyMod, expected_count
+            self.assertRunCount(pattern, MyMod, expected_count)
 
     def test_nonregr_class_skipped_option(self):
         class MyMod:
diff --git a/test/test_textutils.py b/test/test_textutils.py
index 6a62039bf03d59abbcf2fee29f3eb1750c1f9c2e..91d0db13684cb575bba1b53a24dbe8912c03679d 100644
--- a/test/test_textutils.py
+++ b/test/test_textutils.py
@@ -318,7 +318,7 @@ class UnormalizeTC(TestCase):
             ("Bordeaux\u2013Mérignac", "Bordeaux-Merignac"),
         ]
         for input, output in data:
-            yield self.assertEqual, tu.unormalize(input), output
+            self.assertEqual(tu.unormalize(input), output)
 
     def test_unormalize_substitute(self):
         self.assertEqual(tu.unormalize("ab \u8000 cd", substitute="_"), "ab _ cd")
diff --git a/tox.ini b/tox.ini
index 1a8d803bbda66b4cdebf32c724ba49c814e593e2..62df628ddc676a646e0c749b4ca574e7b0240ccc 100644
--- a/tox.ini
+++ b/tox.ini
@@ -4,7 +4,7 @@ envlist=py3,check-manifest,mypy,flake8,black,black-run,yamllint
 [testenv]
 deps =
   pytz
-  pytest == 5.4.1
+  pytest
   git+https://github.com/psycojoker/pytest-capture-deprecatedwarnings
 commands=
   {envpython} -m pytest test {posargs}