diff --git a/src/app/panels/graphite/timeSeries.js b/src/app/panels/graphite/timeSeries.js
index 93c9eb87842..02eec94e7fb 100644
--- a/src/app/panels/graphite/timeSeries.js
+++ b/src/app/panels/graphite/timeSeries.js
@@ -1,17 +1,11 @@
 define([
-  'underscore',
-  './interval'
+  'underscore'
 ],
-function (_, Interval) {
+function (_) {
   'use strict';
 
   var ts = {};
 
-  // map compatable parseInt
-  function base10Int(val) {
-    return parseInt(val, 10);
-  }
-
   // trim the ms off of a time, but return it with empty ms.
   function getDatesTime(date) {
     return Math.floor(date.getTime() / 1000)*1000;
@@ -57,9 +51,6 @@ function (_, Interval) {
         if (fillStyle === 'null as zero') {
           currentValue = 0;
         }
-        if (fillStyle === 'null') {
-          // do nothing
-        }
       }
 
       result.push([currentTime * 1000, currentValue]);