diff --git a/Shared/Infrastructure/Services/CriticalBootstrapService.php b/Shared/Infrastructure/Services/CriticalBootstrapService.php
index ccbcb001..929d1222 100644
--- a/Shared/Infrastructure/Services/CriticalBootstrapService.php
+++ b/Shared/Infrastructure/Services/CriticalBootstrapService.php
@@ -47,7 +47,7 @@ final class CriticalBootstrapService
      */
     private function __construct()
     {
-        $this->cssFilePath = get_template_directory() . '/Assets/css/critical-bootstrap.css';
+        $this->cssFilePath = get_template_directory() . '/Assets/Css/critical-bootstrap.css';
     }
 
     /**