diff --git a/.gitignore b/.gitignore
--- a/.gitignore
+++ b/.gitignore
@@ -10,3 +10,4 @@
 version.txt
 /sql/createdb-stamp
 /sql/filldb-stamp
+.tox/
diff --git a/requirements-test.txt b/requirements-test.txt
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -1 +1 @@
-nose
+pytest
diff --git a/swh/indexer/tests/storage/test_converters.py b/swh/indexer/tests/storage/test_converters.py
--- a/swh/indexer/tests/storage/test_converters.py
+++ b/swh/indexer/tests/storage/test_converters.py
@@ -5,12 +5,9 @@
 
 import unittest
 
-from nose.plugins.attrib import attr
-
 from swh.indexer.storage import converters
 
 
-@attr('!db')
 class TestConverters(unittest.TestCase):
     def setUp(self):
         self.maxDiff = None
diff --git a/swh/indexer/tests/storage/test_storage.py b/swh/indexer/tests/storage/test_storage.py
--- a/swh/indexer/tests/storage/test_storage.py
+++ b/swh/indexer/tests/storage/test_storage.py
@@ -6,15 +6,16 @@
 import os
 import unittest
 
-from nose.plugins.attrib import attr
 from swh.model.hashutil import hash_to_bytes
 
 from swh.indexer.storage import get_indexer_storage
 from swh.core.tests.db_testing import SingleDbTestFixture
 from swh.indexer.tests import SQL_DIR
 
+import pytest
 
-@attr('db')
+
+@pytest.mark.db
 class BaseTestStorage(SingleDbTestFixture):
     """Base test class for most indexer tests.
 
@@ -74,7 +75,7 @@
         db.conn.commit()
 
 
-@attr('db')
+@pytest.mark.db
 class CommonTestStorage(BaseTestStorage):
     """Base class for Indexer Storage testing.
 
diff --git a/swh/indexer/tests/test_origin_head.py b/swh/indexer/tests/test_origin_head.py
--- a/swh/indexer/tests/test_origin_head.py
+++ b/swh/indexer/tests/test_origin_head.py
@@ -5,7 +5,6 @@
 
 import unittest
 import logging
-from nose.tools import istest
 
 from swh.indexer.origin_head import OriginHeadIndexer
 from swh.indexer.tests.test_utils import MockIndexerStorage, MockStorage
@@ -40,7 +39,6 @@
 
 
 class OriginHead(unittest.TestCase):
-    @istest
     def test_git(self):
         indexer = TestOriginHeadIndexer()
         indexer.run(
@@ -51,7 +49,6 @@
                            b'\xd7}\xac\xefrm',
             'origin_id': 52189575}])
 
-    @istest
     def test_ftp(self):
         indexer = TestOriginHeadIndexer()
         indexer.run(
@@ -62,7 +59,6 @@
                            b'\xcc\x1a\xb4`\x8c\x8by',
             'origin_id': 4423668}])
 
-    @istest
     def test_deposit(self):
         indexer = TestOriginHeadIndexer()
         indexer.run(
@@ -74,7 +70,6 @@
                            b'\xa6\xe9\x99\xb1\x9e]q\xeb',
             'origin_id': 77775770}])
 
-    @istest
     def test_pypi(self):
         indexer = TestOriginHeadIndexer()
         indexer.run(
@@ -85,7 +80,6 @@
                            b'A\x10\x9d\xc5\xfa2\xf8t',
             'origin_id': 85072327}])
 
-    @istest
     def test_svn(self):
         indexer = TestOriginHeadIndexer()
         indexer.run(
diff --git a/swh/indexer/tests/test_origin_metadata.py b/swh/indexer/tests/test_origin_metadata.py
--- a/swh/indexer/tests/test_origin_metadata.py
+++ b/swh/indexer/tests/test_origin_metadata.py
@@ -43,22 +43,22 @@
 
 
 @task
-def test_revision_metadata_task(*args, **kwargs):
+def revision_metadata_test_task(*args, **kwargs):
     indexer = TestRevisionMetadataIndexer()
     indexer.run(*args, **kwargs)
     return indexer.results
 
 
 @task
-def test_origin_intrinsic_metadata_task(*args, **kwargs):
+def origin_intrinsic_metadata_test_task(*args, **kwargs):
     indexer = TestOriginMetadataIndexer()
     indexer.run(*args, **kwargs)
     return indexer.results
 
 
 class TestOriginHeadIndexer(TestOriginHeadIndexer):
-    revision_metadata_task = test_revision_metadata_task
-    origin_intrinsic_metadata_task = test_origin_intrinsic_metadata_task
+    revision_metadata_task = revision_metadata_test_task
+    origin_intrinsic_metadata_task = origin_intrinsic_metadata_test_task
 
 
 class TestOriginMetadata(CeleryTestFixture, unittest.TestCase):
diff --git a/tox.ini b/tox.ini
new file mode 100644
--- /dev/null
+++ b/tox.ini
@@ -0,0 +1,17 @@
+[tox]
+envlist=flake8,py3
+
+[testenv:py3]
+deps =
+  .[testing]
+  pytest-cov
+  pifpaf
+commands =
+  pifpaf run postgresql -- pytest --cov=swh --cov-branch {posargs}
+
+[testenv:flake8]
+skip_install = true
+deps =
+  flake8
+commands =
+  {envpython} -m flake8