diff --git a/test/_common.py b/test/_common.py
index 8105ef342..9f8b9f146 100644
--- a/test/_common.py
+++ b/test/_common.py
@@ -348,7 +348,7 @@ def system_mock(name):
         platform.system = old_system
 
 
-def slowTest(unused=None):
+def slow_test(unused=None):
     def _id(obj):
         return obj
     if 'SKIP_SLOW_TESTS' in os.environ:
diff --git a/test/test_art.py b/test/test_art.py
index b7b52c245..7902bb213 100644
--- a/test/test_art.py
+++ b/test/test_art.py
@@ -261,7 +261,7 @@ class GoogleImageTest(UseThePlugin):
         self.assertEqual(list(result_url), [])
 
 
-@_common.slowTest()
+@_common.slow_test()
 class ArtImporterTest(UseThePlugin):
     def setUp(self):
         super(ArtImporterTest, self).setUp()
diff --git a/test/test_convert.py b/test/test_convert.py
index 8ba71bdc9..72d52feaa 100644
--- a/test/test_convert.py
+++ b/test/test_convert.py
@@ -64,7 +64,7 @@ class TestHelper(helper.TestHelper):
                                 .format(path, tag))
 
 
-@_common.slowTest()
+@_common.slow_test()
 class ImportConvertTest(unittest.TestCase, TestHelper):
 
     def setUp(self):
@@ -100,7 +100,7 @@ class ImportConvertTest(unittest.TestCase, TestHelper):
         self.assertTrue(os.path.isfile(item.path))
 
 
-@_common.slowTest()
+@_common.slow_test()
 class ConvertCliTest(unittest.TestCase, TestHelper):
 
     def setUp(self):
@@ -188,7 +188,7 @@ class ConvertCliTest(unittest.TestCase, TestHelper):
         self.assertFalse(os.path.exists(converted))
 
 
-@_common.slowTest()
+@_common.slow_test()
 class NeverConvertLossyFilesTest(unittest.TestCase, TestHelper):
     """Test the effect of the `never_convert_lossy_files` option.
     """
diff --git a/test/test_dbcore.py b/test/test_dbcore.py
index 4b4cc18bb..39b7eea1e 100644
--- a/test/test_dbcore.py
+++ b/test/test_dbcore.py
@@ -128,7 +128,7 @@ class TestModelWithGetters(dbcore.Model):
         return {}
 
 
-@_common.slowTest()
+@_common.slow_test()
 class MigrationTest(unittest.TestCase):
     """Tests the ability to change the database schema between
     versions.
diff --git a/test/test_edit.py b/test/test_edit.py
index 106cf1f25..25b24cea0 100644
--- a/test/test_edit.py
+++ b/test/test_edit.py
@@ -63,7 +63,7 @@ class ModifyFileMocker(object):
             f.write(contents)
 
 
-@_common.slowTest()
+@_common.slow_test()
 class EditCommandTest(unittest.TestCase, TestHelper):
     """ Black box tests for `beetsplug.edit`. Command line interaction is
     simulated using `test.helper.control_stdin()`, and yaml editing via an
diff --git a/test/test_importer.py b/test/test_importer.py
index fea4d78a0..6eacab32d 100644
--- a/test/test_importer.py
+++ b/test/test_importer.py
@@ -236,7 +236,7 @@ class ImportHelper(TestHelper):
         self.assertEqual(len(os.listdir(self.libdir)), 0)
 
 
-@_common.slowTest()
+@_common.slow_test()
 class NonAutotaggedImportTest(_common.TestCase, ImportHelper):
     def setUp(self):
         self.setup_beets(disk=True)
diff --git a/test/test_logging.py b/test/test_logging.py
index 478b7a7c6..a3fe363b9 100644
--- a/test/test_logging.py
+++ b/test/test_logging.py
@@ -164,7 +164,7 @@ class LoggingLevelTest(unittest.TestCase, helper.TestHelper):
         self.assertIn('dummy: debug import_stage', logs)
 
 
-@_common.slowTest()
+@_common.slow_test()
 class ConcurrentEventsTest(TestCase, helper.TestHelper):
     """Similar to LoggingLevelTest but lower-level and focused on multiple
     events interaction. Since this is a bit heavy we don't do it in
diff --git a/test/test_ui.py b/test/test_ui.py
index 207d39261..ed1740643 100644
--- a/test/test_ui.py
+++ b/test/test_ui.py
@@ -594,7 +594,7 @@ class InputTest(_common.TestCase):
         self.assertEqual(album, u'\xc2me')
 
 
-@_common.slowTest()
+@_common.slow_test()
 class ConfigTest(unittest.TestCase, TestHelper):
     def setUp(self):
         self.setup_beets()
@@ -1036,7 +1036,7 @@ class PathFormatTest(_common.TestCase):
         self.assertEqual(pf[1:], default_formats)
 
 
-@_common.slowTest()
+@_common.slow_test()
 class PluginTest(_common.TestCase):
     def test_plugin_command_from_pluginpath(self):
         config['pluginpath'] = [os.path.join(_common.RSRC, 'beetsplug')]
@@ -1044,7 +1044,7 @@ class PluginTest(_common.TestCase):
         ui._raw_main(['test'])
 
 
-@_common.slowTest()
+@_common.slow_test()
 class CompletionTest(_common.TestCase):
     def test_completion(self):
         # Load plugin commands