diff --git a/build/HAProxy/haproxy.conf b/build/HAProxy/haproxy.conf
index a8c6cc6..93edec4 100644
--- a/build/HAProxy/haproxy.conf
+++ b/build/HAProxy/haproxy.conf
@@ -23,7 +23,7 @@ defaults
   timeout client 60s
   timeout server 240s
   timeout http-keep-alive 240s
-  default-server resolvers dockerdns init-addr libc,none
+  default-server resolvers dockerdns init-addr libc,none resolve-opts prevent-dup-ip
 
 resolvers dockerdns
   nameserver docker 127.0.0.11:53
@@ -33,7 +33,7 @@ resolvers dockerdns
   hold refused         100ms
   hold nx              100ms
   hold timeout         3s
-  hold valid           1s
+  hold valid           5s
 
 frontend https
   mode http