diff --git a/app/api/formsemestres.py b/app/api/formsemestres.py
index 603b694c9..bc43431e8 100644
--- a/app/api/formsemestres.py
+++ b/app/api/formsemestres.py
@@ -217,7 +217,6 @@ def formsemestre_programme(formsemestre_id: int):
     for modimpl in formsemestre.modimpls_sorted:
         d = modimpl.to_dict(convert_objects=True)
         m_list[modimpl.module.module_type].append(d)
-
     return jsonify(
         {
             "ues": [ue.to_dict(convert_objects=True) for ue in ues],
diff --git a/app/models/moduleimpls.py b/app/models/moduleimpls.py
index 20dd0c36e..071ab97ea 100644
--- a/app/models/moduleimpls.py
+++ b/app/models/moduleimpls.py
@@ -79,20 +79,23 @@ class ModuleImpl(db.Model):
             self.module.formation.get_module_coefs(self.module.semestre_id),
         )
 
-    def to_dict(self, convert_objects=False):
+    def to_dict(self, convert_objects=False, with_module=True):
         """as a dict, with the same conversions as in ScoDoc7, including module.
         If convert_objects, convert all attributes to native types
         (suitable jor json encoding).
         """
-        e = dict(self.__dict__)
-        e.pop("_sa_instance_state", None)
+        d = dict(self.__dict__)
+        d.pop("_sa_instance_state", None)
         # ScoDoc7 output_formators: (backward compat)
-        e["moduleimpl_id"] = self.id
-        e["ens"] = [
+        d["moduleimpl_id"] = self.id
+        d["ens"] = [
             {"moduleimpl_id": self.id, "ens_id": e.id} for e in self.enseignants
         ]
-        e["module"] = self.module.to_dict(convert_objects=convert_objects)
-        return e
+        if with_module:
+            d["module"] = self.module.to_dict(convert_objects=convert_objects)
+        else:
+            d.pop("module", None)
+        return d
 
 
 # Enseignants (chargés de TD ou TP) d'un moduleimpl
diff --git a/app/models/modules.py b/app/models/modules.py
index 91e25ba88..87cfe4450 100644
--- a/app/models/modules.py
+++ b/app/models/modules.py
@@ -67,24 +67,33 @@ class Module(db.Model):
     def __repr__(self):
         return f"<Module{ModuleType(self.module_type or ModuleType.STANDARD).name} id={self.id} code={self.code!r}>"
 
-    def to_dict(self, convert_objects=False) -> dict:
+    def to_dict(self, convert_objects=False, with_matiere=False, with_ue=False) -> dict:
         """If convert_objects, convert all attributes to native types
         (suitable jor json encoding).
         """
-        e = dict(self.__dict__)
-        e.pop("_sa_instance_state", None)
+        d = dict(self.__dict__)
+        d.pop("_sa_instance_state", None)
         if convert_objects:
-            e["parcours"] = [p.to_dict() for p in self.parcours]
+            d["parcours"] = [p.to_dict() for p in self.parcours]
+        if not with_matiere:
+            d.pop("matiere", None)
+        if not with_ue:
+            d.pop("ue", None)
+        if convert_objects and with_matiere:
+            d["matiere"] = self.matiere.to_dict(convert_objects=True)
+        if convert_objects and with_ue:
+            d["ue"] = self.ue.to_dict(convert_objects=True)
+
         # ScoDoc7 output_formators: (backward compat)
-        e["module_id"] = self.id
-        e["heures_cours"] = 0.0 if self.heures_cours is None else self.heures_cours
-        e["heures_td"] = 0.0 if self.heures_td is None else self.heures_td
-        e["heures_tp"] = 0.0 if self.heures_tp is None else self.heures_tp
-        e["numero"] = 0 if self.numero is None else self.numero
-        e["coefficient"] = 0.0 if self.coefficient is None else self.coefficient
-        e["module_type"] = 0 if self.module_type is None else self.module_type
-        e["code_apogee"] = e["code_apogee"] or ""  # pas de None
-        return e
+        d["module_id"] = self.id
+        d["heures_cours"] = 0.0 if self.heures_cours is None else self.heures_cours
+        d["heures_td"] = 0.0 if self.heures_td is None else self.heures_td
+        d["heures_tp"] = 0.0 if self.heures_tp is None else self.heures_tp
+        d["numero"] = 0 if self.numero is None else self.numero
+        d["coefficient"] = 0.0 if self.coefficient is None else self.coefficient
+        d["module_type"] = 0 if self.module_type is None else self.module_type
+        d["code_apogee"] = d["code_apogee"] or ""  # pas de None
+        return d
 
     def is_apc(self):
         "True si module SAÉ ou Ressource"
@@ -227,7 +236,7 @@ class ModuleUECoef(db.Model):
 
     def to_dict(self, convert_objects=False) -> dict:
         """If convert_objects, convert all attributes to native types
-        (suitable jor json encoding).
+        (suitable for json encoding).
         """
         d = dict(self.__dict__)
         d.pop("_sa_instance_state", None)