diff --git a/webssh/settings.py b/webssh/settings.py
index 5ae4a80..c9dbbbe 100644
--- a/webssh/settings.py
+++ b/webssh/settings.py
@@ -42,8 +42,8 @@ define('origin', default='same', help='''Origin policy,
 '<domains>': custom domains policy, matches any domain in the <domains> list
 separated by comma;
 '*': wildcard policy, matches any domain, allowed in debug mode only.''')
-define('wpintvl', type=int, default=0, help='Websocket ping interval')
-define('timeout', type=int, default=3, help='SSH connection timeout')
+define('wpintvl', type=float, default=0, help='Websocket ping interval')
+define('timeout', type=float, default=3, help='SSH connection timeout')
 define('delay', type=float, default=3, help='The delay to call recycle_worker')
 define('maxconn', type=int, default=20,
        help='Maximum live connections (ssh sessions) per client')