diff --git a/controllers/endpoint.py b/controllers/endpoint.py
index 7d2bef7769e52d0e32d539fc0334be3b796aa1f2..3255f88c3cae1bb4df2371ece72617bd3a064187 100644
--- a/controllers/endpoint.py
+++ b/controllers/endpoint.py
@@ -45,7 +45,7 @@ class AlterincubEndpoint(http.Controller):
             "theme": p.sector_id.mapped("name") if p.sector_id else [],
             "start_date": p.start_date.year if p.start_date else None,
             "address": p.get_formatted_address(),
-            "department": p.department_id.code if p.department_id else "",
+            "department": p.department_id.display_name if p.department_id else "",
             "region": "Auvergne-Rhône-Alpes",
             "zip": p.zip if p.zip else "",
             "city": p.city if p.city else "",