diff --git a/.gitignore b/.gitignore
index 6d47339..b77e7f3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -59,4 +59,4 @@
 releasenotes/build
 
 # Misc
-.stestr/
+.stestr
diff --git a/.stestr.conf b/.stestr.conf
new file mode 100644
index 0000000..76a6ac5
--- /dev/null
+++ b/.stestr.conf
@@ -0,0 +1,3 @@
+[DEFAULT]
+test_path=./patrole_tempest_plugin/tests/unit
+group_regex=([^\.]*\.)*
diff --git a/.testr.conf b/.testr.conf
deleted file mode 100644
index 87d049d..0000000
--- a/.testr.conf
+++ /dev/null
@@ -1,7 +0,0 @@
-[DEFAULT]
-test_command=OS_STDOUT_CAPTURE=${OS_STDOUT_CAPTURE:-1} \
-             OS_STDERR_CAPTURE=${OS_STDERR_CAPTURE:-1} \
-             OS_TEST_TIMEOUT=${OS_TEST_TIMEOUT:-60} \
-             ${PYTHON:-python} -m subunit.run discover -t ./ ${OS_TEST_PATH:-./patrole_tempest_plugin/tests/unit} $LISTOPT $IDOPTION
-test_id_option=--load-list $IDFILE
-test_list_option=--list
diff --git a/tox.ini b/tox.ini
index e95cadf..d7801db 100644
--- a/tox.ini
+++ b/tox.ini
@@ -12,13 +12,13 @@
    LANGUAGE=en_US
    LC_ALL=en_US.utf-8
    PYTHONWARNINGS=default::DeprecationWarning
-passenv = OS_STDOUT_CAPTURE OS_STDERR_CAPTURE OS_TEST_TIMEOUT OS_TEST_LOCK_PATH OS_TEST_PATH http_proxy HTTP_PROXY https_proxy HTTPS_PROXY no_proxy NO_PROXY
+passenv = OS_STDOUT_CAPTURE OS_STDERR_CAPTURE OS_TEST_TIMEOUT OS_TEST_LOCK_PATH http_proxy HTTP_PROXY https_proxy HTTPS_PROXY no_proxy NO_PROXY
 whitelist_externals = find
 deps = -r{toxinidir}/requirements.txt
        -r{toxinidir}/test-requirements.txt
 commands =
     find . -type f -name "*.pyc" -delete
-    ostestr {posargs}
+    stestr --test-path ./patrole_tempest_plugin/tests/unit run {posargs}
 
 [testenv:pep8]
 commands = flake8 {posargs}