diff --git a/conf/default-Conf.pm b/conf/default-Conf.pm
index 31455ee3b7e3de6e4125649333bdc7b0ae44bbf2..c5d5415fcc12e8a884494617fcd6216456756d34 100644
--- a/conf/default-Conf.pm
+++ b/conf/default-Conf.pm
@@ -17,6 +17,9 @@ our %global = (
     ## Validity period of test accounts, in days
     'accounts_validity_period' => 7,
     
+    ## Token validity period, in hours
+    'tokens_validity_period' => 2,
+
     ## Scope used by the Test IdP
     'idp_scope' => 'my.fqdn',