diff --git a/tests/conftest.py b/tests/conftest.py
index 0cef05a4c..35aaf9ea9 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -21,7 +21,6 @@
 
 
 def pytest_configure(config):
-    # register an additional marker
     config.addinivalue_line(
         "markers",
         "curio: mark the test as a coroutine, it will be run using a Curio kernel.",