diff --git a/app/scodoc/sco_edit_ue.py b/app/scodoc/sco_edit_ue.py
index c9a2da17..1de9969e 100644
--- a/app/scodoc/sco_edit_ue.py
+++ b/app/scodoc/sco_edit_ue.py
@@ -33,13 +33,15 @@ from flask import url_for, render_template
 from flask import g, request
 from flask_login import current_user
 
+from app import db
+from app import log
 from app.models import APO_CODE_STR_LEN
 from app.models import Formation, UniteEns, ModuleImpl, Module
+from app.models.formations import Matiere
 import app.scodoc.notesdb as ndb
 import app.scodoc.sco_utils as scu
 from app.scodoc.sco_utils import ModuleType
-from app import log
-from app.scodoc.TrivialFormulator import TrivialFormulator, TF
+from app.scodoc.TrivialFormulator import TrivialFormulator
 from app.scodoc.gen_tables import GenTable
 from app.scodoc.sco_permissions import Permission
 from app.scodoc.sco_exceptions import (
@@ -533,6 +535,12 @@ def ue_table(formation_id=None, semestre_idx=1, msg=""):  # was ue_list
         # pour faciliter la transition des anciens programmes non APC
         for ue in ues_obj:
             ue.guess_semestre_idx()
+        # vérifie qu'on a bien au moins une matière dans chaque UE
+        for ue in ues_obj:
+            if ue.matieres.count() < 1:
+                mat = Matiere(ue_id=ue.id)
+                db.session.add(mat)
+        db.session.commit()
     ues = [ue.to_dict() for ue in ues_obj]
     ues_externes = [ue.to_dict() for ue in ues_externes_obj]
 
diff --git a/sco_version.py b/sco_version.py
index 8ef59e41..00415b08 100644
--- a/sco_version.py
+++ b/sco_version.py
@@ -1,7 +1,7 @@
 # -*- mode: python -*-
 # -*- coding: utf-8 -*-
 
-SCOVERSION = "9.1.34"
+SCOVERSION = "9.1.35"
 
 SCONAME = "ScoDoc"