diff --git a/gzewp2awcf.js b/gzewp2awcf.js
index e3acd25..099e0f0 100644
--- a/gzewp2awcf.js
+++ b/gzewp2awcf.js
@@ -34,7 +34,7 @@ this.raycaster.getIntersectedObjects(this.buttons).map(
 		var alphas = [];
 		
 		for (i = 0; i < pixels.length; i += 4) {
-			alpha.push(pixels[i + 3]);			
+			alphas.push(pixels[i + 3]);			
 		}
 		
 		var x = Math.round(intersect.uv.x * 256);