diff --git a/test/pytest.ini b/test/pytest.ini
new file mode 100644
index 0000000000000000000000000000000000000000..0bf407eab322724e5da48cfc8580ba41305da920
--- /dev/null
+++ b/test/pytest.ini
@@ -0,0 +1,5 @@
+[pytest]
+# Register custom markers, see https://docs.pytest.org/en/latest/mark.html
+markers =
+    certs: Run tests related to TLS certificates
+    testinfra: Run testinfra tests (test OS/package versions etc)