diff --git a/application/Espo/Core/Utils/Layout.php b/application/Espo/Core/Utils/Layout.php
index 549cdcbd11..ca10207681 100644
--- a/application/Espo/Core/Utils/Layout.php
+++ b/application/Espo/Core/Utils/Layout.php
@@ -98,10 +98,7 @@ class Layout
             return Json::encode($data);
         }
 
-        $filePath = Util::concatPath(
-            $this->defaultPath,
-            $name . '.json'
-        );
+        $filePath = $this->defaultPath . '/' . $name . '.json';
 
         if (!$this->fileManager->isFile($filePath)) {
             return null;