diff --git a/README.md b/README.md
index ffd3ea9cc4075243c364af988fb8f6236ee94cd4..ab16acb1b4725b7d4cb4c528611bf569201e7c42 100644
--- a/README.md
+++ b/README.md
@@ -18,4 +18,9 @@ poetry install
 # poetry run python -m openfisca_france_reforms.plf_2022.scripts.run_test
 # poetry run python -m openfisca_france_reforms.prime_partage_valeur.scripts.run_test
 # poetry run python -m openfisca_france_reforms.plf_plfss_2023.scripts.run_test
-```
\ No newline at end of file
+```
+
+## Ajouter le PLF/PLFSS 
+
+- Se rendre dans le fichier `openfisca-france-reform > pyproject.toml` : 
+- Ajouter une ligne : `plf_plfss_2026 = "openfisca_france_reforms.plf_plfss_2026:PlfPlfss2026"`