diff --git a/freeradius/auth.py b/freeradius/auth.py
index cb81317d..aa43ca6d 100644
--- a/freeradius/auth.py
+++ b/freeradius/auth.py
@@ -216,7 +216,7 @@ def get_prise_chbre(data):
 def realm_of_machine(machine):
     """Renvoie le `realm` d'une machine. Don't ask"""
     if isinstance(machine, lc_ldap.objets.machineFixe):
-        return 'fil'
+        return 'adherents'
     elif isinstance(machine, lc_ldap.objets.machineWifi):
         return 'wifi-adh'
     else: