improve performance

1 files changed, 1 insertions, 1 deletions

diff --git a/heroes.js b/heroes.js
index 70bfff3..fd150e8 100644
--- a/heroes.js
+++ b/heroes.js
@@ -3,7 +3,7 @@
 "use strict";
 
 var heroes_source = require("./heroes_source.js");
-var heroes = {}
+var heroes = new Map();
 
 heroes_source.map((entry) => {
     heroes[entry.serverName] = entry.name;