diff --git a/app/views/notes.py b/app/views/notes.py
index 77eea51e..da62ff0b 100644
--- a/app/views/notes.py
+++ b/app/views/notes.py
@@ -647,7 +647,11 @@ def XMLgetFormsemestres(etape_apo=None, formsemestre_id=None, REQUEST=None):
         REQUEST.RESPONSE.setHeader("content-type", scu.XML_MIMETYPE)
     doc = ElementTree.Element("formsemestrelist")
     for sem in sco_formsemestre.do_formsemestre_list(args=args):
-        doc.append("formsemestre", **sem)
+        for k in sem:
+            if isinstance(sem[k], int):
+                sem[k] = str(sem[k])
+        sem_elt = ElementTree.Element("formsemestre", **sem)
+        doc.append(sem_elt)
 
     return sco_xml.XML_HEADER + ElementTree.tostring(doc).decode(scu.SCO_ENCODING)