diff --git a/test/__init__.py b/test/__init__.py
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/tox.ini b/tox.ini
index 4d1400a460c13450c3a4545da95f55b40edd8992..2048200ca807664178fa405de7335b3488d2c1f0 100644
--- a/tox.ini
+++ b/tox.ini
@@ -8,18 +8,19 @@ max-line-length = 120
 [mypy]
 exclude = .tox
 
+[coverage:run]
+concurrency = multiprocessing,thread
+
 [testenv]
 deps =
-    coverage
+    pytest-xdist
+    pytest-cov
     flake8
     -r requirements.txt
 
 commands =
     coverage erase
-    coverage run --source compendium_v2 -m pytest {posargs}
-    coverage xml
-    coverage html
-    coverage report --fail-under 80
+    pytest -n auto --cov compendium_v2 --cov-fail-under=80 --cov-report html --cov-report xml --cov-report term -p no:checkdocs
     flake8
     mypy {toxinidir}/compendium_v2/ {toxinidir}/test/
     sphinx-build -M html docs/source docs/build -E