diff --git a/tests/conftest.py b/tests/conftest.py
index db61e17a..f252bdda 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -12,6 +12,7 @@ def pytest_addoption(parser: pytest.Parser):
     Args:
         parser: pytest command line parser.
     """
+    print("hello world")
     # The prebuilt charm file.
     parser.addoption("--charm-file", action="append", default=[])
     # The Jenkins image name:tag.