diff --git a/CHANGELOG.md b/CHANGELOG.md
index 56af704e..dc5b94af 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -24,6 +24,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Updated the prototype kit templates
 - Tabs will not try to show a specific one on startup unless the target matches the ID of one of the tabs
+- Closing `</nav>` tag added on to `index-grid`
 
 ### Security
 
diff --git a/src/nationalarchives/components/index-grid/template.njk b/src/nationalarchives/components/index-grid/template.njk
index bbfc3211..41cb04d6 100644
--- a/src/nationalarchives/components/index-grid/template.njk
+++ b/src/nationalarchives/components/index-grid/template.njk
@@ -57,4 +57,4 @@
     </li>
     {%- endfor -%}
   </ul>
-<nav>
+</nav>