diff --git a/lib/cartodb/models/dataview/histogram.js b/lib/cartodb/models/dataview/histogram.js
index c2df2c5f..3e9868d9 100644
--- a/lib/cartodb/models/dataview/histogram.js
+++ b/lib/cartodb/models/dataview/histogram.js
@@ -584,7 +584,7 @@ module.exports = class Histogram extends BaseWidget {
         var buckets = [];
 
         var binsCount = this.getBinsCount(override);
-        var width = getWidth(override);
+        var width = this.getWidth(override);
         var binsStart = this.getBinStart(override);
         var nulls = 0;
         var infinities = 0;
@@ -697,6 +697,17 @@ module.exports = class Histogram extends BaseWidget {
     getBinsCount (override) {
         return override.bins || 0;
     }
+
+    getWidth (override) {
+        var width = 0;
+        var binsCount = override.bins;
+
+        if (binsCount && Number.isFinite(override.start) && Number.isFinite(override.end)) {
+            width = (override.end - override.start) / binsCount;
+        }
+
+        return width;
+    }
 };
 
 var DATE_AGGREGATIONS = {
@@ -710,16 +721,6 @@ var DATE_AGGREGATIONS = {
     'year': true
 };
 
-function getWidth(override) {
-    var width = 0;
-    var binsCount = override.bins;
-
-    if (binsCount && Number.isFinite(override.start) && Number.isFinite(override.end)) {
-        width = (override.end - override.start) / binsCount;
-    }
-
-    return width;
-}
 
 function parseOffset(offset, aggregation) {
     if (!offset) {