diff --git a/odoo-stubs/tests/loader.pyi b/odoo-stubs/tests/loader.pyi
index 48ba6e8..754c2e8 100644
--- a/odoo-stubs/tests/loader.pyi
+++ b/odoo-stubs/tests/loader.pyi
@@ -4,6 +4,6 @@ from ..tests import OdooSuite
 from .runner import OdooTestResult
 
 def get_test_modules(module: str) -> list: ...
-def make_suite(module_name: str, position: str = ...) -> OdooSuite: ...
-def run_suite(suite: OdooSuite, module_name: str) -> OdooTestResult: ...
+def make_suite(module_names: str, position: str = ...) -> OdooSuite: ...
+def run_suite(suite: OdooSuite, module_name: str | None = ...) -> OdooTestResult: ...
 def unwrap_suite(test) -> Iterator: ...