diff --git a/en_US.ISO8859-1/articles/portbuild/article.xml b/en_US.ISO8859-1/articles/portbuild/article.xml
index f920668905..31661b9240 100644
--- a/en_US.ISO8859-1/articles/portbuild/article.xml
+++ b/en_US.ISO8859-1/articles/portbuild/article.xml
@@ -1726,7 +1726,8 @@ ganglia:*:102:102::0:0:User &amp;:/usr/local/ganglia:/bin/sh</screen>
 	    </listitem>
 
 	    <listitem>
-	      <para>We run the cluster on UTC:
+	      <para>We run the cluster on UTC.  If you have not set the clock
+		to UTC:
 		<screen>cp /usr/share/zoneinfo/Etc/UTC etc/localtime</screen>
 	      </para>
 	    </listitem>
@@ -2239,7 +2240,8 @@ ssh_cmd="/usr/local/bin/ssh"
 	  <listitem>
 	    <para>For what was previously head, change
 	      <makevar>SRC_BRANCH_<replaceable>branch</replaceable>_TAG</makevar> to
-	      <literal>RELENG_<replaceable>branch</replaceable>_0</literal>.</para>
+	      <literal>RELENG_<replaceable>branch</replaceable>_0</literal>
+	      (literal zero).</para>
 	  </listitem>
 
 	  <listitem>
@@ -2422,7 +2424,7 @@ zfs destroy -r a/snap/src-<replaceable>old-branch</replaceable></command></para>
 	  with the following changes:</para>
 	  <itemizedlist>
 	    <listitem>
-	      <para>Change
+	      <para>Change the value of
 	        <makevar>SRC_BRANCH_<replaceable>branch</replaceable>_TAG</makevar> to
 	        <literal>RELENG_<replaceable>branch</replaceable>_<replaceable>N</replaceable></literal>
 	        where <literal>N</literal> is the newest 'oldest' release