diff --git a/.gitignore b/.gitignore
index 161c8b7..f851eff 100644
--- a/.gitignore
+++ b/.gitignore
@@ -24,9 +24,8 @@ pip-log.txt
 # Unit test / coverage reports
 .coverage
 cover
-.testrepository
+.stestr/
 .tox
-nosetests.xml
 
 # Translations
 *.mo
diff --git a/.stestr.conf b/.stestr.conf
new file mode 100644
index 0000000..302fd3f
--- /dev/null
+++ b/.stestr.conf
@@ -0,0 +1,4 @@
+[DEFAULT]
+test_path=./os_apply_config/tests
+top_dir=./
+
diff --git a/.testr.conf b/.testr.conf
deleted file mode 100644
index a2ff14b..0000000
--- a/.testr.conf
+++ /dev/null
@@ -1,4 +0,0 @@
-[DEFAULT]
-test_command=${PYTHON:-python} -m subunit.run discover -t ./ . $LISTOPT $IDOPTION
-test_id_option=--load-list $IDFILE
-test_list_option=--list
diff --git a/lower-constraints.txt b/lower-constraints.txt
index 5ee0379..bbbb5cd 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -27,7 +27,7 @@ six==1.10.0
 snowballstemmer==1.2.1
 Sphinx==1.6.5
 sphinxcontrib-websupport==1.0.1
-testrepository==0.0.18
+stestr==2.0.0
 testscenarios==0.4
 testtools==2.2.0
 traceback2==1.4.0
diff --git a/test-requirements.txt b/test-requirements.txt
index b5cbcf5..08ad3cb 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -7,7 +7,7 @@ coverage!=4.4,>=4.0 # Apache-2.0
 fixtures>=3.0.0 # Apache-2.0/BSD
 mock>=2.0.0 # BSD
 python-subunit>=1.0.0 # Apache-2.0/BSD
-sphinx!=1.6.6,!=1.6.7,>=1.6.2 # BSD
-testrepository>=0.0.18 # Apache-2.0/BSD
+sphinx!=1.6.6,!=1.6.7,>=1.6.5 # BSD
+stestr>=2.0.0 # Apache-2.0
 testscenarios>=0.4 # Apache-2.0/BSD
 testtools>=2.2.0 # MIT
diff --git a/tox.ini b/tox.ini
index 598a4ae..1a6740f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -11,7 +11,7 @@ deps =
        -r{toxinidir}/requirements.txt
        -r{toxinidir}/test-requirements.txt
 commands =
-  python setup.py testr --slowest --testr-args='{posargs}'
+  stestr run --slowest {posargs}
 
 [tox:jenkins]
 sitepackages = True
@@ -20,8 +20,13 @@ sitepackages = True
 commands = flake8
 
 [testenv:cover]
+setenv =
+    PYTHON=coverage run --source os_apply_config --parallel-mode
 commands =
-  python setup.py test --coverage --coverage-package-name=os_apply_config
+    stestr run '{posargs}'
+    coverage combine
+    coverage html -d cover
+    coverage xml -o cover/coverage.xml
 
 [testenv:venv]
 commands = {posargs}