diff --git a/main.js b/main.js
index cef1331..9d749bd 100644
--- a/main.js
+++ b/main.js
@@ -8,8 +8,6 @@
   TODO: params parsing and so on
 #*/
 'use strict';
-require('coffee-script/register');
-
 const Mapscii = require('./src/Mapscii');
 
 const mapscii = new Mapscii();
diff --git a/package.json b/package.json
index 8b932b9..819adfd 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,6 @@
     "@mapbox/vector-tile": "^1.3.0",
     "bluebird": "^3.5.1",
     "bresenham": "0.0.4",
-    "coffee-script": "^1.12.7",
     "earcut": "^2.1.2",
     "keypress": "^0.2.1",
     "node-fetch": "^1.7.3",