diff --git a/api.py b/api.py
index 248b481..fb71362 100644
--- a/api.py
+++ b/api.py
@@ -1850,11 +1850,11 @@ async def creer_devis(devis: DevisRequest):
         devis_data = {
             "client_id": devis.client_id,
             "date_devis": devis.date_devis.isoformat() if devis.date_devis else None,
+            "reference": devis.reference,
             "lignes": [
                 {
                     "article_code": l.article_code,
                     "quantite": l.quantite,
-                    "prix_unitaire_ht": l.prix_unitaire_ht,
                     "remise_pourcentage": l.remise_pourcentage,
                 }
                 for l in devis.lignes
@@ -1917,6 +1917,9 @@ async def modifier_devis(
 
         if devis_update.statut is not None:
             update_data["statut"] = devis_update.statut
+            
+        if devis_update.reference is not None:
+            update_data["reference"] = devis_update.reference
 
         # Appel à la gateway Windows
         resultat = sage_client.modifier_devis(id, update_data)