diff --git a/setup/setuputils.class.inc.php b/setup/setuputils.class.inc.php
index cc49bcdc5..329a6b9f8 100644
--- a/setup/setuputils.class.inc.php
+++ b/setup/setuputils.class.inc.php
@@ -910,12 +910,16 @@ class SetupUtils
 	{
 		$aSizes = array('bytes', 'kB', 'MB', 'GB', 'TB', 'PB', 'EB');
 		$index = 0;
-		while (($fBytes > 1000) && ($index < count($aSizes)))
-		{
+		while (($fBytes > 1000) && ($index < count($aSizes))) {
 			$index++;
 			$fBytes = $fBytes / 1000;
 		}
 
+		if ($index == 0) {
+			// display int for bytes
+			return sprintf('%d %s', $fBytes, $aSizes[$index]);
+		}
+
 		return sprintf('%.2f %s', $fBytes, $aSizes[$index]);
 	}