diff --git a/core/themes/bartik/css/components/forum.css b/core/themes/bartik/css/components/forum.css
index 5196dd3..f1e1223 100644
--- a/core/themes/bartik/css/components/forum.css
+++ b/core/themes/bartik/css/components/forum.css
@@ -1,3 +1,8 @@
+/**
+ * @file
+ * Visual styles for Bartik's forums.
+ */
+
 .forum__name {
   font-size: 1.083em;
 }