diff --git a/core/themes/olivero/templates/content/node--article--full.html.twig b/core/themes/olivero/templates/content/node--article--full.html.twig
index c08fbb307dd71c428a4b3867d61f9ff8faf7b334..55c0ae9db182eacdf161cdfbccc8e0469df9ebc6 100644
--- a/core/themes/olivero/templates/content/node--article--full.html.twig
+++ b/core/themes/olivero/templates/content/node--article--full.html.twig
@@ -1,3 +1,9 @@
+{#
+/**
+ * @file
+ * Olivero's theme implementation for an article content type's full view mode.
+ */
+ #}
 {% include '@olivero/content/node.html.twig' with
   {
     'layout': 'content-narrow',