diff --git a/doc/source/_themes/releases/titlerow.html b/doc/source/_themes/releases/titlerow.html
index 33d339353e..56727e346a 100644
--- a/doc/source/_themes/releases/titlerow.html
+++ b/doc/source/_themes/releases/titlerow.html
@@ -1,5 +1,5 @@
 <div class="row">
   <div class="col-lg-8">
-    <h2>{{ title }}</h2>
+    <h1>{{ title }}</h1>
   </div>
 </div>