diff --git a/tests/pyproject.toml b/tests/pyproject.toml
index 49959ef5a55..94b56732ae9 100644
--- a/tests/pyproject.toml
+++ b/tests/pyproject.toml
@@ -26,7 +26,7 @@ osrd_schemas = { path = "../python/osrd_schemas/", editable = true }
 railjson_generator = { path = "../python/railjson_generator/", editable = true }
 
 [build-system]
-requires = ["poetry-core>=2.4.0"]
+requires = ["poetry-core>=2.4.1"]
 build-backend = "poetry.core.masonry.api"
 
 [tool.pytest.ini_options]