diff --git a/gestion/config/config.py b/gestion/config/config.py
index 1a2116eb..8c089149 100644
--- a/gestion/config/config.py
+++ b/gestion/config/config.py
@@ -547,8 +547,6 @@ vlans = {
     'v6only': 6,
     # Vlan isolement
     'isolement' : 9,
-    # Vlan de tests de chiffrement DSI
-    'chiffrement': 11,
     # VLan des appartements de l'ENS
     'appts': 21,
     # Vlan federez-wifi