diff --git a/lib/private/TemplateLayout.php b/lib/private/TemplateLayout.php
index b99c62731fe5f..5c6488cbc0fb9 100644
--- a/lib/private/TemplateLayout.php
+++ b/lib/private/TemplateLayout.php
@@ -284,7 +284,7 @@ public function __construct($renderAs, $appId = '') {
 			} else {
 				$suffix = $this->getVersionHashSuffix($web, $file);
 
-				if (!strpos($file, '?v=')) {
+				if (!str_contains($file, '?v=')) {
 					$this->append('cssfiles', $web.'/'.$file . $suffix);
 				} else {
 					$this->append('cssfiles', $web.'/'.$file . '-' . substr($suffix, 3));