diff --git a/requirements-tests.txt b/requirements-tests.txt
index 9e8fee0..77b8736 100644
--- a/requirements-tests.txt
+++ b/requirements-tests.txt
@@ -1,4 +1,5 @@
 -r requirements.txt
 pytest==3.4.2
+pytest-cov==2.6.0
 mock==2.0.0
 flake8==3.5.0
diff --git a/setup.cfg b/setup.cfg
index bfd74a9..3c9caa8 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -7,3 +7,6 @@ universal = 1
 [upload]
 sign=true
 identity=0x1784577F811F6EAC
+
+[tool:pytest]
+addopts = --cov=sshuttle --cov-branch --cov-report=term-missing
diff --git a/setup.py b/setup.py
index 44a9e3b..d5f3c7e 100755
--- a/setup.py
+++ b/setup.py
@@ -57,6 +57,12 @@ setup(
             'sshuttle = sshuttle.cmdline:main',
         ],
     },
-    tests_require=['pytest', 'pytest-runner', 'mock'],
+    tests_require=[
+        'pytest',
+        'pytest-cov',
+        'pytest-runner',
+        'mock',
+        'flake8',
+    ],
     keywords="ssh vpn",
 )