diff --git a/src/gcode.js b/src/gcode.js
index efba660..506f05e 100644
--- a/src/gcode.js
+++ b/src/gcode.js
@@ -10,7 +10,7 @@ const POSITION_Y = 'Y';
 const POSITION_Z = 'Z';
 
 export default class {
-	constructor () {
+	constructor (settings) {
 		this.gcode = '';
 		this.current = {};
 
@@ -19,6 +19,10 @@ export default class {
 		this.isRetracted = false;
 		this.isFanOn = false;
 		this._nozzlePosition = new THREE.Vector2(0, 0);
+
+		if (settings !== undefined) {
+			this.setSettings(settings);
+		}
 	}
 
 	_addGCode (command) {
diff --git a/src/sliceActions/slicesToGCode.js b/src/sliceActions/slicesToGCode.js
index 7ab7df9..cfa6f5e 100644
--- a/src/sliceActions/slicesToGCode.js
+++ b/src/sliceActions/slicesToGCode.js
@@ -3,7 +3,7 @@ import GCode from '../gcode.js';
 export default function slicesToGCode(slices, settings) {
   console.log('slices to gcode');
 
-  const gcode = new GCode().setSettings(settings);
+  const gcode = new GCode(settings);
 
   for (let layer = 0; layer < slices.length; layer ++) {
     const slice = slices[layer];