diff --git a/system/Common.php b/system/Common.php
index b647c9d247ad..c245bfb99c22 100644
--- a/system/Common.php
+++ b/system/Common.php
@@ -598,7 +598,7 @@ function helper($filenames): void
             if (str_contains($filename, '\\')) {
                 $path = $loader->locateFile($filename, 'Helpers');
 
-                if ($path !== '') {
+                if (!$path) {
                     throw FileNotFoundException::forFileNotFound($filename);
                 }