diff --git a/lib/cartodb/backends/template_maps.js b/lib/cartodb/backends/template_maps.js
index 19c11efe..907e1c83 100644
--- a/lib/cartodb/backends/template_maps.js
+++ b/lib/cartodb/backends/template_maps.js
@@ -69,16 +69,11 @@ TemplateMaps.prototype._userTemplateLimit = function() {
  * @param callback - function to pass results too.
  */
 TemplateMaps.prototype._redisCmd = function(redisFunc, redisArgs, callback) {
-  var redisClient;
-  var that = this;
-  var db = that.db_signatures;
-
-    that.redis_pool.acquire(db, (err, data) => {
+    this.redis_pool.acquire(this.db_signatures, (err, redisClient) => {
         assert.ifError(err);
-        redisClient = data;
         redisArgs.push((err, data) => {
             if ( ! _.isUndefined(redisClient) ) {
-                that.redis_pool.release(db, redisClient);
+                this.redis_pool.release(this.db_signatures, redisClient);
             }
             callback(err, data);
         });