diff --git a/tox.ini b/tox.ini
index d4bea81a2f5fecf0ac44a7c4501aeb03d82aca4e..8b034346475f54ae2616e2d57cfe6852697a6956 100644
--- a/tox.ini
+++ b/tox.ini
@@ -12,7 +12,7 @@ setenv =
 whitelist_externals = /usr/bin/env
 install_command = /usr/bin/env LANG=C.UTF-8 pip install {opts} {packages}
 commands =
-     py.test --timeout=9 --duration=10 --cov --cov-report= {posargs}
+     pytest --timeout=9 --duration=10 --cov --cov-report= {posargs}
 deps =
      -r{toxinidir}/requirements_test_all.txt
      -c{toxinidir}/homeassistant/package_constraints.txt