diff --git a/app/scodoc/sco_evaluation_edit.py b/app/scodoc/sco_evaluation_edit.py
index f1b21ca796..0bd8333b97 100644
--- a/app/scodoc/sco_evaluation_edit.py
+++ b/app/scodoc/sco_evaluation_edit.py
@@ -351,14 +351,15 @@ def evaluation_create_form(
         else:
             date_debut = None
         args.pop("jour", None)
-        if args.get("heure_debut"):
+        if date_debut and args.get("heure_debut"):
             try:
                 heure_debut = heure_to_time(args["heure_debut"])
             except ValueError as exc:
                 raise ScoValueError("Heure début invalide") from exc
             args["date_debut"] = datetime.datetime.combine(date_debut, heure_debut)
         args.pop("heure_debut", None)
-        if args.get("heure_fin"):
+        # note: ce formulaire ne permet de créer que des évaluation avec debut et fin sur le même jour.
+        if date_debut and args.get("heure_fin"):
             try:
                 heure_fin = heure_to_time(args["heure_fin"])
             except ValueError as exc:
diff --git a/sco_version.py b/sco_version.py
index 88da5fd38f..b5137adad4 100644
--- a/sco_version.py
+++ b/sco_version.py
@@ -1,7 +1,7 @@
 # -*- mode: python -*-
 # -*- coding: utf-8 -*-
 
-SCOVERSION = "9.6.14"
+SCOVERSION = "9.6.15"
 
 SCONAME = "ScoDoc"