diff --git a/Layout/default/header.php b/Layout/default/header.php
index ea2abd168..5043c6415 100644
--- a/Layout/default/header.php
+++ b/Layout/default/header.php
@@ -9,7 +9,7 @@
         <link rel="shortcut icon" href="<?=self::getResourcePath()?>assets/images/favicon.ico">
 
         <!-- App css -->
-        <link href="<?=self::getResourcePath()?>fontawesome/css/all.min.css" rel="stylesheet" type="text/css" />
+        <link href="<?=self::getResourcePath()?>fontawesome/css/all.min.css?<?=date('U')?>" rel="stylesheet" type="text/css" />
         <link href="<?=self::getResourcePath()?>assets/css/bootstrap.min.css?<?=date('U')?>" rel="stylesheet" type="text/css" />
         <link href="<?=self::getResourcePath()?>assets/css/icons.css" rel="stylesheet" type="text/css" />
         <link href="<?=self::getResourcePath()?>assets/css/app.css?<?=date('U')?>" rel="stylesheet" type="text/css" />