diff --git a/app/scodoc/sco_groups.py b/app/scodoc/sco_groups.py
index 70d505f62..d2ca67762 100644
--- a/app/scodoc/sco_groups.py
+++ b/app/scodoc/sco_groups.py
@@ -39,9 +39,10 @@ import re
 import sets
 import operator
 
-# XML generation package (apt-get install jaxml)
-import jaxml
 import xml.dom.minidom
+from xml.etree import ElementTree
+from xml.etree.ElementTree import Element
+
 
 import app.scodoc.sco_utils as scu
 import app.scodoc.notesdb as ndb
@@ -52,9 +53,11 @@ from app.scodoc import sco_codes_parcours
 from app.scodoc import sco_core
 from app.scodoc import sco_etud
 from app.scodoc import sco_permissions_check
+from app.scodoc import sco_xml
 from app.scodoc.sco_exceptions import ScoException, AccessDenied, ScoValueError
 from app.scodoc.sco_permissions import Permission
 from app.scodoc.TrivialFormulator import TrivialFormulator
+
 import six
 
 
@@ -427,13 +430,16 @@ def formsemestre_partition_list(context, formsemestre_id, format="xml", REQUEST=
     return scu.sendResult(REQUEST, partitions, name="partition", format=format)
 
 
+# Encore utilisé par groupmgr.js
 def XMLgetGroupsInPartition(context, partition_id, REQUEST=None):  # was XMLgetGroupesTD
     """
     Deprecated: use group_list
     Liste des étudiants dans chaque groupe de cette partition.
     <group partition_id="" partition_name="" group_id="" group_name="">
-    <etud etuid="" sexe="" nom="" prenom="" origin=""/>
-    </groupe>
+    <etud etuid="" sexe="" nom="" prenom="" civilite="" origin=""/>
+    </group>
+    <group ...>
+    ...
     """
     from app.scodoc import sco_formsemestre
 
@@ -448,60 +454,58 @@ def XMLgetGroupsInPartition(context, partition_id, REQUEST=None):  # was XMLgetG
     etuds_set = set(nt.inscrdict)
     # XML response:
     REQUEST.RESPONSE.setHeader("content-type", scu.XML_MIMETYPE)
-    doc = jaxml.XML_document(encoding=scu.SCO_ENCODING)
-    doc._text('<ajax-response><response type="object" id="MyUpdater">')
-    doc._push()
-
+    doc = Element("ajax-response")
+    x_response = Element("response", type="object", id="MyUpdater")
+    doc.append(x_response)
     for group in groups:
-        doc._push()
-        doc.group(
+        x_group = Element(
+            "group",
             partition_id=partition_id,
             partition_name=partition["partition_name"],
             group_id=group["group_id"],
             group_name=group["group_name"],
         )
+        x_response.append(x_group)
         for e in get_group_members(context, group["group_id"]):
             etud = sco_etud.get_etud_info(etudid=e["etudid"], filled=1)[0]
-            doc._push()
-            doc.etud(
-                etudid=e["etudid"],
-                civilite=etud["civilite_str"],
-                sexe=etud["civilite_str"],  # compat
-                nom=sco_etud.format_nom(etud["nom"]),
-                prenom=sco_etud.format_prenom(etud["prenom"]),
-                origin=comp_origin(etud, sem),
+            x_group.append(
+                Element(
+                    "etud",
+                    etudid=e["etudid"],
+                    civilite=etud["civilite_str"],
+                    sexe=etud["civilite_str"],  # compat
+                    nom=sco_etud.format_nom(etud["nom"]),
+                    prenom=sco_etud.format_prenom(etud["prenom"]),
+                    origin=comp_origin(etud, sem),
+                )
             )
             if e["etudid"] in etuds_set:
                 etuds_set.remove(e["etudid"])  # etudiant vu dans un groupe
-            doc._pop()
-        doc._pop()
 
     # Ajoute les etudiants inscrits au semestre mais dans aucun groupe de cette partition:
     if etuds_set:
-        doc._push()
-        doc.group(
+        x_group = Element(
+            "group",
             partition_id=partition_id,
             partition_name=partition["partition_name"],
             group_id="_none_",
             group_name="",
         )
+        doc.append(x_group)
         for etudid in etuds_set:
             etud = sco_etud.get_etud_info(etudid=etudid, filled=1)[0]
-            doc._push()
-            doc.etud(
-                etudid=etud["etudid"],
-                sexe=etud["civilite_str"],
-                nom=sco_etud.format_nom(etud["nom"]),
-                prenom=sco_etud.format_prenom(etud["prenom"]),
-                origin=comp_origin(etud, sem),
+            x_group.append(
+                Element(
+                    "etud",
+                    etudid=etud["etudid"],
+                    sexe=etud["civilite_str"],
+                    nom=sco_etud.format_nom(etud["nom"]),
+                    prenom=sco_etud.format_prenom(etud["prenom"]),
+                    origin=comp_origin(etud, sem),
+                )
             )
-            doc._pop()
-        doc._pop()
-    doc._pop()
-
-    doc._text("</response></ajax-response>")
     log("XMLgetGroupsInPartition: %s seconds" % (time.time() - t0))
-    return repr(doc)
+    return sco_xml.XML_HEADER + ElementTree.tostring(doc)
 
 
 def comp_origin(etud, cur_sem):