diff --git a/classes/Middleware/LinkHeaderMiddleware.php b/classes/Middleware/LinkHeaderMiddleware.php
index e94e5c5..da1d64d 100644
--- a/classes/Middleware/LinkHeaderMiddleware.php
+++ b/classes/Middleware/LinkHeaderMiddleware.php
@@ -37,10 +37,15 @@ class LinkHeaderMiddleware
     {
         $response = $response->withHeader(
             'Link',
-            '<' . $this->router->getBasePath() . '/css/style.css>; rel=preload; as=style'
+            implode(
+                '; ',
+                [
+                    '<' . $this->router->getBasePath() . '/css/style.css>',
+                    'rel=preload', 'as=style'
+                ]
+            )
         );
 
-
         return $next($request, $response);
     }
 }