diff --git a/src/views/app.js b/src/views/app.js
index 704dd6e90..4effc7360 100644
--- a/src/views/app.js
+++ b/src/views/app.js
@@ -615,8 +615,8 @@ angular.module('Application').controller('AppController', ['$scope', '$location'
                 // translate the data from bytes to MB
                 var datapoints = data.datapoints.map(function (d) { return parseInt((d[0] / 1024 / 1024).toFixed(2)); });
                 var labels = datapoints.map(function (d, index) {
-                    var dateTime = new Date(Date.now() - ((timePeriod - (index * timeBucketSize)) * 60 *1000));
-                    return ('0' + dateTime.getHours()).slice(-2) + ':00';
+                    var dateTime = new Date(Date.now() - ((timePeriod - (index * timeBucketSize)) * 60 * 1000));
+                    return ('0' + dateTime.getHours()).slice(-2) + ':' + ('0' + dateTime.getMinutes()).slice(-2);
                 });
 
                 var data = {
diff --git a/src/views/system.js b/src/views/system.js
index bac14cd6f..5d46441e9 100644
--- a/src/views/system.js
+++ b/src/views/system.js
@@ -288,7 +288,7 @@ angular.module('Application').controller('SystemController', ['$scope', '$locati
                 var datapoints = data.datapoints.map(function (d) { return parseInt((d[0] / valueDivider).toFixed(2)); });
                 var labels = datapoints.map(function (d, index) {
                     var dateTime = new Date(Date.now() - ((timePeriod - (index * timeBucketSize)) * 60 *1000));
-                    return ('0' + dateTime.getHours()).slice(-2) + ':00';
+                    return ('0' + dateTime.getHours()).slice(-2) + ':' + ('0' + dateTime.getMinutes()).slice(-2);
                 });
 
                 var datasets = [{