diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index c241bbbd..363c3f9f 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -1,3 +1,9 @@
+3.0.3 (unreleased)
+------------------
+
+- Improve debugging output when no Qt wrapper was found.
+- Register the ``no_qt_log`` marker with pytest so ``--strict`` can be used.
+
 3.0.2 (2018-08-31)
 ------------------
 
diff --git a/pytestqt/plugin.py b/pytestqt/plugin.py
index d47209f6..65fb0320 100644
--- a/pytestqt/plugin.py
+++ b/pytestqt/plugin.py
@@ -204,6 +204,7 @@ def pytest_configure(config):
     config.addinivalue_line(
         "markers", "qt_log_ignore: overrides qt_log_ignore ini option."
     )
+    config.addinivalue_line("markers", "no_qt_log: Turn off Qt logging capture.")
 
     if config.getoption("qt_log"):
         config.pluginmanager.register(QtLoggingPlugin(config), "_qt_logging")
diff --git a/setup.cfg b/setup.cfg
index 2a9acf13..2f680978 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,2 +1,7 @@
 [bdist_wheel]
 universal = 1
+
+[tool:pytest]
+testpaths = tests
+addopts = --strict
+xfail_strict = true
diff --git a/tests/test_qtest_proxies.py b/tests/test_qtest_proxies.py
index e93e4917..58ee6ba7 100644
--- a/tests/test_qtest_proxies.py
+++ b/tests/test_qtest_proxies.py
@@ -18,7 +18,7 @@
         "keyEvent",
         "keyPress",
         "keyRelease",
-        fails_on_pyqt("keyToAscii"),
+        pytest.param("keyToAscii", marks=fails_on_pyqt),
         "mouseClick",
         "mouseDClick",
         "mouseMove",
diff --git a/tox.ini b/tox.ini
index d945bba1..7383fe6e 100644
--- a/tox.ini
+++ b/tox.ini
@@ -7,7 +7,7 @@ deps=
     pyside2: pyside2
     pyqt5: pyqt5
 commands=
-    pytest tests
+    pytest {posargs}
 setenv=
     pyside2: PYTEST_QT_API=pyside2
     pyqt5: PYTEST_QT_API=pyqt5