diff --git a/packages/docusaurus-theme-search-algolia/src/theme/SearchBar/index.js b/packages/docusaurus-theme-search-algolia/src/theme/SearchBar/index.js
index 29015669e9..d7a6eeeced 100644
--- a/packages/docusaurus-theme-search-algolia/src/theme/SearchBar/index.js
+++ b/packages/docusaurus-theme-search-algolia/src/theme/SearchBar/index.js
@@ -128,7 +128,7 @@ function DocSearch(props) {
         <link
           rel="preconnect"
           href={`https://${props.appId}-dsn.algolia.net`}
-          crossOrigin
+          crossOrigin="anonymous"
         />
       </Head>