diff --git a/README.md b/README.md
index eaeff36..d9dd15d 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@
 * make sure python >= 3.12 is installed
 * `python -m venv env`
 * `. env/bin/activate`
-* `pip install -r requirements.txt`
+* `pip install -r requirements.txt -r requirements-dev.txt`
 * `cp .env.example .env`
 * `sed -i '/^ENVIRONMENT=/c ENVIRONMENT=development' .env`
 * `./manage.py migrate`