diff --git a/passerelle_reunion_fsn/models.py b/passerelle_reunion_fsn/models.py
index 63d7fcb..18944e4 100644
--- a/passerelle_reunion_fsn/models.py
+++ b/passerelle_reunion_fsn/models.py
@@ -420,7 +420,13 @@ query getDossiers($demarcheNumber: Int!, $createdSince: ISO8601DateTime, $first:
                                 setattr(entreprise, attr, value)
                         except Entreprise.DoesNotExist:
                             entreprise = Entreprise(resource=self, **row)
-                        entreprise.save()
+
+                        try:
+                            with transaction.atomic():
+                                entreprise.save()
+                        except Exception:
+                            self.logger.error("Partial upsert on dossier %s" % ds_dossier.pk)
+                            pass
 
         return res