diff --git a/includes/html/graphs/application/mdadm_sync_speed.inc.php b/includes/html/graphs/application/mdadm_sync_speed.inc.php
index c3b31dc105..045befae3c 100644
--- a/includes/html/graphs/application/mdadm_sync_speed.inc.php
+++ b/includes/html/graphs/application/mdadm_sync_speed.inc.php
@@ -1,5 +1,5 @@
 <?php
-$unit_text     = 'Sync Speed (kB/s)';
+$unit_text     = 'Sync Speed (Byte/s)';
 $unitlen       = 20;
 $bigdescrlen   = 15;
 $smalldescrlen = 15;