diff --git a/src/lib/ui/Canvas.hx b/src/lib/ui/Canvas.hx
index a8f8775..98e20d5 100644
--- a/src/lib/ui/Canvas.hx
+++ b/src/lib/ui/Canvas.hx
@@ -4,7 +4,7 @@ import util.Pos;
 import util.Rect;
 import kernel.ui.Pixel;
 
-abstract Canvas(Array<Array<Pixel>>) to Array<Array<Pixel>>{
+abstract Canvas(Array<Array<Pixel>>) to Array<Array<Pixel>> from Array<Array<Pixel>>{
 	inline public function new() {
 		this = [[]];
 	}