diff --git a/user_guide/installation/upgrade_172.html b/user_guide/installation/upgrade_172.html
index 0bf3b17..0fd192b 100644
--- a/user_guide/installation/upgrade_172.html
+++ b/user_guide/installation/upgrade_172.html
@@ -83,7 +83,7 @@
<p>404 status headers are now properly handled in the show_404() method itself.</p>
-<h2>Step 2: Update your user guide</h2>
+<h2>Step 3: Update your user guide</h2>
<p>Please replace your local copy of the user guide with the new version, including the image files.</p>
</div>