diff --git a/site/assets/js/search.js b/site/assets/js/search.js
index bb88659cd..6569b28d6 100644
--- a/site/assets/js/search.js
+++ b/site/assets/js/search.js
@@ -11,7 +11,7 @@
     return
   }
 
-  var siteDocsVersion = inputElement.getAttribute('data-bs-docs-version')
+  var siteDocsVersion = inputElement.getAttribute('data-bd-docs-version')
 
   document.addEventListener('keydown', function (event) {
     if (event.ctrlKey && event.key === '/') {
diff --git a/site/layouts/partials/docs-subnav.html b/site/layouts/partials/docs-subnav.html
index 31f133c7b..82082e7bc 100644
--- a/site/layouts/partials/docs-subnav.html
+++ b/site/layouts/partials/docs-subnav.html
@@ -1,7 +1,7 @@
 <nav class="bd-subnavbar py-2" aria-label="Secondary navigation">
   <div class="container-xxl d-flex align-items-md-center">
     <form class="bd-search position-relative mr-auto">
-      <input type="search" class="form-control" id="search-input" placeholder="Search docs..." aria-label="Search docs for..." autocomplete="off" data-bs-docs-version="{{ .Site.Params.docs_version }}">
+      <input type="search" class="form-control" id="search-input" placeholder="Search docs..." aria-label="Search docs for..." autocomplete="off" data-bd-docs-version="{{ .Site.Params.docs_version }}">
     </form>
 
     {{ partial "docs-versions" . }}