diff --git a/mondumas/views/dossier.py b/mondumas/views/dossier.py
index 9bb7f91..4a09ed6 100644
--- a/mondumas/views/dossier.py
+++ b/mondumas/views/dossier.py
@@ -991,7 +991,7 @@ def demandes(request):
                     n = generer_annul_maif(request, societe, extracted_file, temp_file_path)
                     nbAnnules = nbAnnules + n
                     # déplacer le message dans la poubelle
-                    conn.uid('STORE',num, '+FLAGS', '(\\Deleted)')
+                    conn.uid('STORE', uid, '+X-GM-LABELS', '\\Trash')
                 elif 'ANNULATION ORDRE DE MISSION' in texte:
                     # genere ANNULATION mission DOMUS
                     nosin = str(body)[84:95]
@@ -999,14 +999,14 @@ def demandes(request):
                     n = generer_annul_domus(request, societe, nosin, temp_file_path)
                     nbAnnules = nbAnnules + n
                     # déplacer le message dans la poubelle
-                    conn.uid('STORE',num, '+FLAGS', '(\\Deleted)')
+                    conn.uid('STORE', uid, '+X-GM-LABELS', '\\Trash')
                 else:
                     # genere le dossier d'après le mail
                     # import pdb;pdb.set_trace()
                     n = generer_mission(request, societe, criteria, extracted_file, temp_file_path)
                     nbCrees = nbCrees + n
                     # déplacer le message dans la poubelle
-                    conn.uid('STORE',num, '+FLAGS', '(\\Deleted)')
+                    conn.uid('STORE', uid, '+X-GM-LABELS', '\\Trash')
         
         conn.expunge()
         conn.close()