diff --git a/examples/python/requirements.txt b/examples/python/requirements.txt
index f1afcbd854a6..fa1b3e496e6a 100644
--- a/examples/python/requirements.txt
+++ b/examples/python/requirements.txt
@@ -1,4 +1,4 @@
-selenium==4.29.0
+selenium==4.30.0
 pytest==8.3.5
 trio==0.29.0
 pytest-trio==0.8.0
diff --git a/examples/python/tests/bidi/cdp/test_network.py b/examples/python/tests/bidi/cdp/test_network.py
index 191d7a4a95ad..c8fe2d4011c9 100644
--- a/examples/python/tests/bidi/cdp/test_network.py
+++ b/examples/python/tests/bidi/cdp/test_network.py
@@ -2,7 +2,7 @@
 
 import pytest
 from selenium.webdriver.common.by import By
-from selenium.webdriver.common.devtools.v131.network import Headers
+from selenium.webdriver.common.devtools.v134.network import Headers
 
 
 @pytest.mark.trio
diff --git a/examples/python/tests/conftest.py b/examples/python/tests/conftest.py
index 660ce87e396a..bfb60082f5c0 100644
--- a/examples/python/tests/conftest.py
+++ b/examples/python/tests/conftest.py
@@ -14,6 +14,12 @@
 from selenium import webdriver
 
 
+def pytest_configure(config):
+    config.addinivalue_line(
+        "markers", "driver_type(type): marks tests to use driver type ('bidi', 'firefox', etc)"
+    )
+
+
 @pytest.fixture(scope='function')
 def driver(request):
     marker = request.node.get_closest_marker("driver_type")