diff --git a/app/includes/utilities.php b/app/includes/utilities.php
index 351e376..32743c6 100644
--- a/app/includes/utilities.php
+++ b/app/includes/utilities.php
@@ -52,7 +52,7 @@ function formatBytesTo($bytes, $delimiter, $decimals = 2) {
 
     $i = array_search($delimiter, $sizes);
 
-    return number_format(($bytes / pow($k, $i)), $decimals);
+    return number_format(($bytes / pow($k, $i)), $decimals, '.', '');
 }
 
 function kibibytesToBytes($kibibytes, $vnstatJsonVersion) {