diff --git a/static/script.js b/static/script.js
index 08b5b4b..36e479b 100644
--- a/static/script.js
+++ b/static/script.js
@@ -269,6 +269,7 @@ window.addEventListener("DOMContentLoaded", function() {
             this._onKeyDown = this._onKeyDown.bind(this);
             this._onKeyUp = this._onKeyUp.bind(this);
             this._onSendClick = this._onSendClick.bind(this);
+            this._leaveGame = this._leaveGame.bind(this);
         }