diff --git a/README.md b/README.md
index 19e316f..01a04e3 100644
--- a/README.md
+++ b/README.md
@@ -15,6 +15,7 @@ python -m venv venv
 source venv/bin/activate
 pip install -U pip poetry
 poetry install
+poetry update
 make clean
 make all
 rsync -ultav docs/_build/html/ dev-libre-is:/var/www/html/dev-libre-is/
diff --git a/docs/_source/dev-libre-is.rst b/docs/_source/dev-libre-is.rst
index d950e71..b53d858 100644
--- a/docs/_source/dev-libre-is.rst
+++ b/docs/_source/dev-libre-is.rst
@@ -172,6 +172,7 @@ Create poetry file `pyproject.toml`:
 .. code-block:: sh
 
   touch README.md CHANGELOG.txt
+  poetry update
   poetry install
 
 Perhaps a `.gitignore` like: