diff --git a/lib/cartodb/models/dataview/histogram.js b/lib/cartodb/models/dataview/histogram.js
index 499f32cd..e14aa4d1 100644
--- a/lib/cartodb/models/dataview/histogram.js
+++ b/lib/cartodb/models/dataview/histogram.js
@@ -437,12 +437,7 @@ function getTimezone(timezone) {
     }
 
     var timezoneInHours = Math.ceil(timezone / 3600);
-
-    if (timezoneInHours >= 0) {
-        return '+' + timezoneInHours;
-    } else {
-        return '' + timezoneInHours;
-    }
+    return '' + timezoneInHours;
 }
 
 Histogram.prototype.getType = function() {