diff --git a/doc/contributing.rst b/doc/contributing.rst
index deac0bad476192bfb3b04555ac786895bb6192d1..c4ba7c73478aee3dbd85fa8a2bb3dec1036b1a79 100644
--- a/doc/contributing.rst
+++ b/doc/contributing.rst
@@ -7,7 +7,9 @@ advice would be to use existing bits and pieces as examples and to be
 consistent with what you already find here. As an example, documentation
 explaining what a whole module is supposed to do usually goes into a
 :file:`doc` directory within the modules tree, while the API itself is
-documented inline.
+documented inline. One exception exists on the example-driven approach:
+following the :mod:`~promod3.core` module for your setup is not advisable. This
+one is a bit special and provides core functionality to everybody else.
 
 --------------------------------------------------------------------------------
 |git| Branches
@@ -221,4 +223,4 @@ the Changelog. It will be automatically pulled into the documentation.
 
 ..  LocalWords:  cmake hotfix doctest linkcheck rebase BRANCHNAME rebasing py
 ..  LocalWords:  CMakeLists txt rst pymod init submodule src restructuredtext
-..  LocalWords:  makefiles formatters Changelog codetest
+..  LocalWords:  makefiles formatters Changelog codetest promod