Calling setMaxListeners on the sub object.

gistfile1.txt

--- a/lib/stores/redis.js
+++ b/lib/stores/redis.js
@@ -75,6 +75,7 @@ function Redis (opts) {
   } else {
     opts.redisSub || (opts.redisSub = {});
     this.sub = redis.createClient(opts.redisSub.port, opts.redisSub.host, opts.redisSub);
+    this.sub.setMaxListeners(0);
   }
   if (opts.redisClient instanceof RedisClient) {
     this.cmd = opts.redisClient;