diff --git a/README.adoc b/README.adoc
index 56fc9e8..15c7160 100644
--- a/README.adoc
+++ b/README.adoc
@@ -596,7 +596,7 @@ include::examples/frag.go[]
 ====
 
 [id="xtra_bitpacked_ip4opt_t"]
-==== IPv4 Option Type
+==== Option Type (IPv4)
 The *Type* field of an <<xtra_pad_v4opts,IPv4 option>> is a single byte that consists of:
 
 * A "Copy" flag _(1 Bit)_
diff --git a/README.html b/README.html
index abd723c..b0d9488 100644
--- a/README.html
+++ b/README.html
@@ -559,7 +559,7 @@ pre.rouge .gs {
 <div class="details">
 <span id="author" class="author">Brent Saner</span><br>
 <span id="email" class="email"><a href="mailto:bts@square-r00t.net">bts@square-r00t.net</a></span><br>
-<span id="revdate">Last rendered 2025-08-31 00:29:24 -0400</span>
+<span id="revdate">Last rendered 2025-08-31 08:19:38 -0400</span>
 </div>
 <div id="toc" class="toc2">
 <div id="toctitle">Table of Contents</div>
@@ -625,7 +625,7 @@ pre.rouge .gs {
 <li><a href="#xtra_bitpacked_vihl">8.1.1. IP Version, IHL (IPv4)</a></li>
 <li><a href="#xtra_bitpacked_de">8.1.2. DSCP, ECN (IPv4)</a></li>
 <li><a href="#xtra_bitpacked_frag">8.1.3. Flags, Fragmentation Offset (IPv4)</a></li>
-<li><a href="#xtra_bitpacked_ip4opt_t">8.1.4. IPv4 Option Type</a></li>
+<li><a href="#xtra_bitpacked_ip4opt_t">8.1.4. Option Type (IPv4)</a></li>
 <li><a href="#xtra_bitpacked_vtf">8.1.5. IP Version, Traffic Class, Flow Label (IPv6)</a></li>
 </ul>
 </li>
@@ -2762,7 +2762,7 @@ IPv6 does not require a header checksum.</p>
 </details>
 </div>
 <div class="sect3">
-<h4 id="xtra_bitpacked_ip4opt_t"><a class="link" href="#xtra_bitpacked_ip4opt_t">8.1.4. IPv4 Option Type</a></h4>
+<h4 id="xtra_bitpacked_ip4opt_t"><a class="link" href="#xtra_bitpacked_ip4opt_t">8.1.4. Option Type (IPv4)</a></h4>
 <div class="paragraph">
 <p>The <strong>Type</strong> field of an <a href="#xtra_pad_v4opts">IPv4 option</a> is a single byte that consists of:</p>
 </div>
@@ -3120,7 +3120,7 @@ or said another way its total length of bits must be cleanly divisible by 32).</
 <div class="paragraph">
 <p>For more extensive details, see <a href="https://datatracker.ietf.org/doc/html/rfc791#section-3.1" target="_blank" rel="noopener">RFC 791 § 3.1</a>
 and the <a href="https://www.iana.org/assignments/ip-parameters/ip-parameters.xhtml" target="_blank" rel="noopener">IANA Registered IP Paramaeters</a>
-(the <strong>Value</strong> column is what should be used as the <strong>Type</strong>, see <a href="#xtra_bitpacked_ip4opt_t">IPv4 Option Type</a>.</p>
+(the <strong>Value</strong> column is what should be used as the <strong>Type</strong>, see <a href="#xtra_bitpacked_ip4opt_t">Option Type (IPv4)</a>.</p>
 </div>
 <div class="paragraph">
 <p>Each option (with two exceptions) is a TLV (<a href="#xtra_pad_v4opts_t">type</a> / <a href="#xtra_pad_v4opts_l">length</a> / <a href="#xtra_pad_v4opts_v">value</a>) structured field.</p>
@@ -3131,7 +3131,7 @@ and the <a href="https://www.iana.org/assignments/ip-parameters/ip-parameters.xh
 <div class="sect4">
 <h5 id="xtra_pad_v4opts_t"><a class="link" href="#xtra_pad_v4opts_t">8.2.1.1. Type</a></h5>
 <div class="paragraph">
-<p>See <a href="#xtra_bitpacked_ip4opt_t">IPv4 Option Type</a> for details.</p>
+<p>See <a href="#xtra_bitpacked_ip4opt_t">Option Type (IPv4)</a> for details.</p>
 </div>
 </div>
 <div class="sect4">
@@ -3163,7 +3163,7 @@ and the <a href="https://www.iana.org/assignments/ip-parameters/ip-parameters.xh
 </div>
 <div id="footer">
 <div id="footer-text">
-Last updated 2025-08-31 00:25:52 -0400
+Last updated 2025-08-31 08:19:11 -0400
 </div>
 </div>
 </body>