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diff --git a/Doc/library/logging.rst b/Doc/library/logging.rst
index 8cfb7d5..e6e285e 100644
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@@ -146,6 +146,11 @@ messages::
INFO:root:So should this
WARNING:root:And this, too
+The call to :func:`basicConfig` should come *before* any calls to :func:`debug`,
+:func:`info` etc. As it's intended as a one-off simple configuration facility,
+only the first call will actually do anything: subsequent calls are effectively
+no-ops.
+
This example also shows how you can set the logging level which acts as the
threshold for tracking. In this case, because we set the threshold to
``DEBUG``, all of the messages were printed.