diff --git a/js/coinegg.js b/js/coinegg.js
index <HASH>..<HASH> 100644
--- a/js/coinegg.js
+++ b/js/coinegg.js
@@ -248,7 +248,7 @@ module.exports = class coinegg extends Exchange {
         return result;
     }
 
-    async fetchOrderBook (symbol, params = {}) {
+    async fetchOrderBook (symbol, limit = undefined, params = {}) {
         await this.loadMarkets ();
         let market = this.market (symbol);
         let orderbook = await this.publicGetDepthQuote (this.extend ({
coinegg fetchOrderBook signature fix #<I>