diff --git a/docs/refguide.xml b/docs/refguide.xml
index c07c3b605..1b9d1ec52 100644
--- a/docs/refguide.xml
+++ b/docs/refguide.xml
@@ -211,8 +211,8 @@ for Internet surveys and research.</para>
 
 <indexterm><primary>IPv6</primary></indexterm>
 <para>IPv6 addresses can only be specified by their fully qualified IPv6
-address or hostname.  CIDR and octet ranges aren't supported for
-IPv6 because they are rarely useful.</para>
+address or hostname.  CIDR and octet ranges aren't yet supported for
+IPv6.</para>
 
 <para>Nmap accepts multiple host specifications on the command line,
 and they don't need to be the same type.  The command <command>nmap