diff --git a/content/index.markdown b/content/index.markdown
index ea30f7a..1ea2a16 100644
--- a/content/index.markdown
+++ b/content/index.markdown
@@ -308,7 +308,7 @@ yet are broadly used and agreed upon.
 * `profile:first_name` - [string](#string) - A name normally given to an individual by a parent or self-chosen.
 * `profile:last_name` - [string](#string) - A name inherited from a family or marriage and by which the individual is commonly known.
 * `profile:username` - [string](#string) - A short unique string to identify them.
-* `profile:gender` - [enum](#enum)(male, female) - Their gender.
+* `profile:gender` - [string](#string) - A string describing their gender.
 
 <a name="type_website" href="#type_website">`website`</a> - Namespace URI: [`https://ogp.me/ns/website#`](https://ogp.me/ns/website)
 
diff --git a/index.html b/index.html
index 3312de9..7a98940 100644
--- a/index.html
+++ b/index.html
@@ -368,7 +368,7 @@ <h3><a id="no_vertical" href="#no_vertical">No Vertical</a></h3>
 <li><code>profile:first_name</code> - <a href="#string">string</a> - A name normally given to an individual by a parent or self-chosen.</li>
 <li><code>profile:last_name</code> - <a href="#string">string</a> - A name inherited from a family or marriage and by which the individual is commonly known.</li>
 <li><code>profile:username</code> - <a href="#string">string</a> - A short unique string to identify them.</li>
-<li><code>profile:gender</code> - <a href="#enum">enum</a>(male, female) - Their gender.</li>
+<li><code>profile:gender</code> - <a href="#string">string</a> - A string describing their gender.</li>
 </ul>
 
 <p><a name="type_website" href="#type_website"><code>website</code></a> - Namespace URI: <a href="https://ogp.me/ns/website"><code>https://ogp.me/ns/website#</code></a></p>