diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index 0d6e3ef..b2c7b99 100644
--- a/user_guide/changelog.html
+++ b/user_guide/changelog.html
@@ -79,7 +79,7 @@
 <h3>Bug fixes for 1.6.4</h3>
 <ul>
 	<li>Fixed bug in xss_clean() that could remove some desirable tag attributes.</li>
-	<li>Fixed assorted user guide typos or examples (#4840, #4862, #4864).</li>
+	<li>Fixed assorted user guide typos or examples (#4840, #4862, #4864, #4899).</li>
 </ul>
 
 <h2>Version 1.6.3</h2>
diff --git a/user_guide/helpers/form_helper.html b/user_guide/helpers/form_helper.html
index bee93ed..83b97ab 100644
--- a/user_guide/helpers/form_helper.html
+++ b/user_guide/helpers/form_helper.html
@@ -127,7 +127,7 @@
 <code>form_hidden('username', 'johndoe');<br />
 <br />
 // Would produce:<br /><br />
-&lt;input type="hidden" name="username" value="johnodoe" /></code>
+&lt;input type="hidden" name="username" value="johndoe" /></code>
 
 <p>Or you can submit an associative array to create multiple fields:</p>