diff --git a/app/but/jury_but.py b/app/but/jury_but.py
index fc4faf20e1..4eb7525f15 100644
--- a/app/but/jury_but.py
+++ b/app/but/jury_but.py
@@ -867,6 +867,7 @@ class DecisionsProposeesAnnee(DecisionsProposees):
             for dec_ue in self.decisions_ues.values():
                 if (
                     dec_ue
+                    and dec_ue.formsemestre
                     and self.formsemestre
                     and dec_ue.formsemestre.id == self.formsemestre.id
                 ):