diff --git a/unittests.cfg b/unittests.cfg
new file mode 100644
index 0000000000000000000000000000000000000000..e485f2290c81b43e3b5a751966f840e468ca2c41
--- /dev/null
+++ b/unittests.cfg
@@ -0,0 +1,16 @@
+[unittest]
+## https://docs.nose2.io/en/latest/configuration.html
+start-dir = tests
+test-file-pattern = test_*.py
+
+[coverage]
+## https://docs.nose2.io/en/latest/plugins/coverage.html
+## http://coverage.readthedocs.io/en/latest/config.html
+always-on = True
+
+[coverage.run]
+source = ["treex"]
+omit = ["*__init__.py", "tests/*"]
+
+[coverage.report]
+omit = ["*__init__.py", "tests/*"]