diff --git a/doc/arm/Bv9ARM.ch06.html b/doc/arm/Bv9ARM.ch06.html
index f26abfb256..9c04facd2b 100644
--- a/doc/arm/Bv9ARM.ch06.html
+++ b/doc/arm/Bv9ARM.ch06.html
@@ -14,7 +14,7 @@
  - OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  - PERFORMANCE OF THIS SOFTWARE.
 -->
-<!-- $Id: Bv9ARM.ch06.html,v 1.117 2005/08/25 03:12:44 marka Exp $ -->
+<!-- $Id: Bv9ARM.ch06.html,v 1.118 2005/09/13 03:22:27 marka Exp $ -->
 <html>
 <head>
 <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
@@ -2042,7 +2042,7 @@ options {
               </p></dd>
 <dt><span class="term"><span><strong class="command">dnssec-must-be-secure</strong></span></span></dt>
 <dd><p>
-                Specify heirachies which must / may not be secure (signed and
+                Specify hierarchies which must / may not be secure (signed and
                 validated).
                 If <strong class="userinput"><code>yes</code></strong> then named will only accept
                 answers if they
