diff --git a/config/matrix-keactrl.conf b/config/matrix-keactrl.conf
index 6b4388eb0d271c20f613fa4b9a205659ad389030..983b98987b4214d7573d7e441db83cdd9cccf1e0 100644
--- a/config/matrix-keactrl.conf
+++ b/config/matrix-keactrl.conf
@@ -26,7 +26,7 @@ netconf_srv=${exec_prefix}/sbin/kea-netconf
 dhcp4=yes
 
 # Start DHCPv6 server?
-dhcp6=yes
+dhcp6=no
 
 # Start DHCP DDNS server?
 dhcp_ddns=no