diff --git a/doc/arm/Bv9ARM-book.xml b/doc/arm/Bv9ARM-book.xml
index a856458d7b..6dce2721ec 100644
--- a/doc/arm/Bv9ARM-book.xml
+++ b/doc/arm/Bv9ARM-book.xml
@@ -9211,10 +9211,7 @@ avoid-v6-udp-ports { 40000; range 50000 60000; };
 		  Sets the maximum number of iterative queries that
 		  may be sent while servicing a recursive query.
 		  If more queries are sent, the recursive query
-		  is terminated and returns SERVFAIL. Queries to
-		  look up top level domains such as "com" and "net"
-		  and the DNS root zone are exempt from this limitation.
-		  The default is 75.
+		  is terminated and returns SERVFAIL.  The default is 75.
 		</para>
 	      </listitem>
 	    </varlistentry>