diff --git a/www/index.php b/www/index.php
index a5b27aa876b4b690d5a37df8d239f4305159c320..8542df005e7a9d80652e8e7de68f2c620be7d831 100644
--- a/www/index.php
+++ b/www/index.php
@@ -28,7 +28,7 @@ function loadDefaultSections($page)
 
 $isEmbed = isset($_GET['embed']) && $_GET['embed'];
 
-$localScriptUrl = './js/search.min.js';
+$localScriptUrl = './js/search.min.js?v=4.1';
 $pageTemplate = 'Fixed';
 
 if (UNL_Search::$mode === 'debug') {
@@ -52,7 +52,7 @@ if (!$isEmbed) {
 $localResults = '';
 $context = '';
 
-$page->addStyleSheet('css/search.css');
+$page->addStyleSheet('css/search.css?v=4.1');
 
 //u is referring site
 if (isset($_GET['u']) && $scanned = UNL_Search::getScannedPage($_GET['u'])) {