diff --git a/examples/jpeg-example2.js b/examples/jpeg-example2.js
index 26a1f11..1af6b45 100644
--- a/examples/jpeg-example2.js
+++ b/examples/jpeg-example2.js
@@ -5,17 +5,17 @@ var Buffer = require('buffer').Buffer;
 
 var WIDTH = 400, HEIGHT = 300;
 
-var rgba = new Buffer(WIDTH*HEIGHT*3);
+var rgb = new Buffer(WIDTH*HEIGHT*3);
 
 for (var i=0; i<HEIGHT; i++) {
     for (var j=0; j<WIDTH; j++) {
-        rgba[i*WIDTH*3 + j*3 + 0] = 255*j/WIDTH;
-        rgba[i*WIDTH*3 + j*3 + 1] = 255*i/HEIGHT;
-        rgba[i*WIDTH*3 + j*3 + 2] = 0xff/2;
+        rgb[i*WIDTH*3 + j*3 + 0] = 255*j/WIDTH;
+        rgb[i*WIDTH*3 + j*3 + 1] = 255*i/HEIGHT;
+        rgb[i*WIDTH*3 + j*3 + 2] = 0xff/2;
     }
 }
 
-var jpeg = new Jpeg(rgba, WIDTH, HEIGHT, 'rgb');
+var jpeg = new Jpeg(rgb, WIDTH, HEIGHT, 'rgb');
 var jpeg_img = jpeg.encodeSync().toString('binary');
 
 fs.writeFileSync('./jpeg-gradient.jpeg', jpeg_img, 'binary');