diff --git a/haproxy/files/haproxy.cfg b/haproxy/files/haproxy.cfg
index afa0f1a..6cde997 100644
--- a/haproxy/files/haproxy.cfg
+++ b/haproxy/files/haproxy.cfg
@@ -118,8 +118,8 @@
   option tcplog
   option clitcpka
   option srvtcpka
-  timeout client {{ checktimeout(proxy.get('timeout', {}).get('client', '28810')) }}
-  timeout server {{ checktimeout(proxy.get('timeout', {}).get('server', '28810')) }}
+  timeout client {{ checktimeout(proxy.get('timeout', {}).get('client', '28810s')) }}
+  timeout server {{ checktimeout(proxy.get('timeout', {}).get('server', '28810s')) }}
   {%- if listen.get('health-check', {}).get('mysql', {}).get('enabled', True) %}
   # option conflict's with port check of clustercheck script, if enabled haproxy reports invalid reponse
   option mysql-check user haproxy