fixed an incorrectly labelled config key example
diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index 92765c4..a322d35 100644
--- a/user_guide/changelog.html
+++ b/user_guide/changelog.html
@@ -94,7 +94,7 @@
<h3>Bug fixes for 1.7.3</h3>
<ul>
- <li>Fixed assorted user guide typos or examples.</li>
+ <li>Fixed assorted user guide typos or examples (#10693).</li>
<li>Increased randomness with <kbd>is_really_writable()</kbd> to avoid file collisions when hundreds or thousands of requests occur at once.</li>
<li>Fixed or clarified assorted user guide typos or examples.</li>
<li>Made <kbd>get_mime_by_extension()</kbd> case insensitive.</li>