diff --git a/keystone/server/single.yml b/keystone/server/single.yml
index f8ea0dd..16c26ca 100644
--- a/keystone/server/single.yml
+++ b/keystone/server/single.yml
@@ -7,7 +7,7 @@
     mysql_admin_user: root
     mysql_admin_password: password
     mysql_keystone_password: password
-    keystone_token_expire: 3600
+    keystone_tokens_expiration: 3600
   linux:
     system:
       package:
@@ -39,7 +39,7 @@
         user: keystone
       tokens:
         engine: fernet
-        expiration: ${_param:keystone_token_expire}
+        expiration: ${_param:keystone_tokens_expiration}
         max_active_keys: 3
         location: /var/lib/keystone/fernet-keys
       credential: