diff --git a/lib/cartodb/cache/named_map_provider_cache.js b/lib/cartodb/cache/named_map_provider_cache.js
index 94ca074c..0160eb20 100644
--- a/lib/cartodb/cache/named_map_provider_cache.js
+++ b/lib/cartodb/cache/named_map_provider_cache.js
@@ -1,7 +1,6 @@
 'use strict';
 
 var _ = require('underscore');
-var dot = require('dot');
 var NamedMapMapConfigProvider = require('../models/mapconfig/provider/named-map-provider');
 var templateName = require('../backends/template_maps').templateName;
 
@@ -68,8 +67,7 @@ function createNamedMapKey(user, templateId) {
     return user + ':' + templateName(templateId);
 }
 
-var providerKey = '{{=it.authToken}}:{{=it.configHash}}:{{=it.format}}:{{=it.layer}}:{{=it.scale_factor}}';
-var providerKeyTpl = dot.template(providerKey);
+var providerKeyTpl = ctx => `${ctx.authToken}:${ctx.configHash}:${ctx.format}:${ctx.layer}:${ctx.scale_factor}`;
 
 function createProviderKey(config, authToken, params) {
     var tplValues = _.defaults({}, params, {