diff --git a/intranet/Root.py b/intranet/Root.py
index 43f0c41f..b215e3c0 100755
--- a/intranet/Root.py
+++ b/intranet/Root.py
@@ -139,7 +139,7 @@ def verifLogin(login = '', password = ''):
             if len(login.split('@')) > 1:
                 login_club = login.split('@')[1]
                 login = login.split('@')[0]
-            if not login.isalpha():
+            if not login.replace("-","").isalpha():
                 raise Exception, "Bad password"
             adh = LDAP.search('uid=' + login)['adherent'][0]
             mdp_ok = adh.checkPassword(password)