diff --git a/README.rst b/README.rst
index e63c05e164fff37d63e3be550eaac74c0430f7ba..96152f6d570dc2f6b25dfad640e1a6b746d00107 100644
--- a/README.rst
+++ b/README.rst
@@ -27,6 +27,14 @@ The file paths can be access in Python scripts using the ``data_path()`` functio
 
     filename = data_path("km3net_offline.root")
 
+To use the module in e.g. shell scripts, the module can be called directly and
+print the filepath:
+
+.. code-block:: shell
+
+   $ python -m km3net_testdata km3net_offline.root
+   /full/path/to/km3net_offline.root
+
 
 Acknowledgements
 ----------------