diff --git a/app/api/assiduites.py b/app/api/assiduites.py
index 1ffaeb4150..ec47f518a2 100644
--- a/app/api/assiduites.py
+++ b/app/api/assiduites.py
@@ -587,16 +587,6 @@ def _create_singular(
     if fin is None:
         errors.append("param 'date_fin': format invalide")
 
-    # cas 4 : moduleimpl_id
-
-    moduleimpl_id = data.get("moduleimpl_id", False)
-    moduleimpl: ModuleImpl = None
-
-    if moduleimpl_id not in [False, None]:
-        moduleimpl = ModuleImpl.query.filter_by(id=int(moduleimpl_id)).first()
-        if moduleimpl is None:
-            errors.append("param 'moduleimpl_id': invalide")
-
     # cas 5 : desc
 
     desc: str = data.get("desc", None)
@@ -606,6 +596,21 @@ def _create_singular(
         if not isinstance(external_data, dict):
             errors.append("param 'external_data' : n'est pas un objet JSON")
 
+    # cas 4 : moduleimpl_id
+
+    moduleimpl_id = data.get("moduleimpl_id", False)
+    moduleimpl: ModuleImpl = None
+
+    if moduleimpl_id not in [False, None]:
+        if moduleimpl_id != "autre":
+            moduleimpl = ModuleImpl.query.filter_by(id=int(moduleimpl_id)).first()
+            if moduleimpl is None:
+                errors.append("param 'moduleimpl_id': invalide")
+        else:
+            moduleimpl_id = None
+            external_data = external_data if external_data is not None else {}
+            external_data["module"] = "Autre"
+
     if errors:
         err: str = ", ".join(errors)
         return (404, err)
@@ -709,58 +714,10 @@ def assiduite_edit(assiduite_id: int):
     errors: list[str] = []
     data = request.get_json(force=True)
 
-    # Vérifications de data
+    code, obj = _edit_singular(assiduite_unique, data)
 
-    # Cas 1 : Etat
-    if data.get("etat") is not None:
-        etat = scu.EtatAssiduite.get(data.get("etat"))
-        if etat is None:
-            errors.append("param 'etat': invalide")
-        else:
-            assiduite_unique.etat = etat
-
-    # Cas 2 : Moduleimpl_id
-    moduleimpl_id = data.get("moduleimpl_id", False)
-    moduleimpl: ModuleImpl = None
-
-    if moduleimpl_id is not False:
-        if moduleimpl_id is not None and moduleimpl_id != "":
-            moduleimpl = ModuleImpl.query.filter_by(id=int(moduleimpl_id)).first()
-            if moduleimpl is None:
-                errors.append("param 'moduleimpl_id': invalide")
-            else:
-                if not moduleimpl.est_inscrit(
-                    Identite.query.filter_by(id=assiduite_unique.etudid).first()
-                ):
-                    errors.append("param 'moduleimpl_id': etud non inscrit")
-                else:
-                    assiduite_unique.moduleimpl_id = moduleimpl_id
-        else:
-            assiduite_unique.moduleimpl_id = None
-
-    # Cas 3 : desc
-    desc = data.get("desc", False)
-    if desc is not False:
-        assiduite_unique.description = desc
-
-    # Cas 4 : est_just
-    est_just = data.get("est_just")
-    if est_just is not None:
-        if not isinstance(est_just, bool):
-            errors.append("param 'est_just' : booléen non reconnu")
-        else:
-            assiduite_unique.est_just = est_just
-
-    external_data = data.get("external_data")
-    if external_data is not None:
-        if not isinstance(external_data, dict):
-            errors.append("param 'external_data' : n'est pas un objet JSON")
-        else:
-            assiduite_unique.external_data = external_data
-
-    if errors:
-        err: str = ", ".join(errors)
-        return json_error(404, err)
+    if code == 404:
+        return json_error(404, obj)
 
     log(f"assiduite_edit: {assiduite_unique.etudiant.id} {assiduite_unique}")
     Scolog.logdb(
@@ -841,22 +798,41 @@ def _edit_singular(assiduite_unique, data):
         else:
             assiduite_unique.etat = etat
 
+    external_data = data.get("external_data")
+    if external_data is not None:
+        if not isinstance(external_data, dict):
+            errors.append("param 'external_data' : n'est pas un objet JSON")
+        else:
+            assiduite_unique.external_data = external_data
+
     # Cas 2 : Moduleimpl_id
     moduleimpl_id = data.get("moduleimpl_id", False)
     moduleimpl: ModuleImpl = None
 
     if moduleimpl_id is not False:
         if moduleimpl_id is not None:
-            moduleimpl = ModuleImpl.query.filter_by(id=int(moduleimpl_id)).first()
-            if moduleimpl is None:
-                errors.append("param 'moduleimpl_id': invalide")
+            if moduleimpl_id == "autre":
+                assiduite_unique.moduleimpl_id = None
+                external_data = (
+                    external_data
+                    if external_data is not None and isinstance(external_data, dict)
+                    else assiduite_unique.external_data
+                )
+                external_data = external_data if external_data is not None else {}
+                external_data["module"] = "Autre"
+                assiduite_unique.external_data = external_data
+
             else:
-                if not moduleimpl.est_inscrit(
-                    Identite.query.filter_by(id=assiduite_unique.etudid).first()
-                ):
-                    errors.append("param 'moduleimpl_id': etud non inscrit")
+                moduleimpl = ModuleImpl.query.filter_by(id=int(moduleimpl_id)).first()
+                if moduleimpl is None:
+                    errors.append("param 'moduleimpl_id': invalide")
                 else:
-                    assiduite_unique.moduleimpl_id = moduleimpl_id
+                    if not moduleimpl.est_inscrit(
+                        Identite.query.filter_by(id=assiduite_unique.etudid).first()
+                    ):
+                        errors.append("param 'moduleimpl_id': etud non inscrit")
+                    else:
+                        assiduite_unique.moduleimpl_id = moduleimpl_id
         else:
             assiduite_unique.moduleimpl_id = moduleimpl_id