diff --git a/application/Espo/Core/Utils/ClientManager.php b/application/Espo/Core/Utils/ClientManager.php
index 1015e50b0e..21bda8e938 100644
--- a/application/Espo/Core/Utils/ClientManager.php
+++ b/application/Espo/Core/Utils/ClientManager.php
@@ -125,7 +125,10 @@ class ClientManager
 
         $linksHtml = '';
         foreach ($linkList as $item) {
-            $href = $this->basePath . $item['href'] . '?r=' . $cacheTimestamp;
+            $href = $this->basePath . $item['href'];
+            if (empty($item['noTimestamp'])) {
+                $href .= '?r=' . $cacheTimestamp;
+            }
             $as = $item['as'] ?? '';
             $rel = $item['rel'] ?? '';
             $type = $item['type'] ?? '';
diff --git a/application/Espo/Resources/metadata/app/client.json b/application/Espo/Resources/metadata/app/client.json
index 18b2cb8789..82798d455f 100644
--- a/application/Espo/Resources/metadata/app/client.json
+++ b/application/Espo/Resources/metadata/app/client.json
@@ -30,13 +30,15 @@
             "href": "client/fonts/open-sans/OpenSans-Bold.ttf",
             "as": "font",
             "type": "font/ttf",
-            "rel": "preload"
+            "rel": "preload",
+            "noTimestamp": true
         },
         {
             "href": "client/fonts/open-sans/OpenSans-Regular.ttf",
             "as": "font",
             "type": "font/ttf",
-            "rel": "preload"
+            "rel": "preload",
+            "noTimestamp": true
         }
     ]
 }