diff --git a/js/GeneralMailStatistics.js b/js/GeneralMailStatistics.js
index ed2be73..e9a65c2 100644
--- a/js/GeneralMailStatistics.js
+++ b/js/GeneralMailStatistics.js
@@ -119,12 +119,12 @@ Ext.define('PMG.GeneralMailStatistics', {
 
 	res.push({
 	    name: gettext("Incoming Mail Traffic"),
-	    value: Ext.Number.toFixed(data.traffic_in/(1024*1024), 2) + ' MByte'
+	    value: Ext.Number.toFixed(data.bytes_in/(1024*1024), 2) + ' MByte'
 	});
 
 	res.push({
 	    name: gettext("Outgoing Mail Traffic"),
-	    value: Ext.Number.toFixed(data.traffic_out/(1024*1024), 2) + ' MByte'
+	    value: Ext.Number.toFixed(data.bytes_out/(1024*1024), 2) + ' MByte'
 	});
 	return res;
     },