diff --git a/Tests/textures/filter test.js b/Tests/textures/filter test.js
index 74f81eb4..4e670bbc 100644
--- a/Tests/textures/filter test.js	
+++ b/Tests/textures/filter test.js	
@@ -20,6 +20,7 @@
             cokecan, 
             mushroom
         ]);
+        //  Rats, filters don't get applied when the canvas is drawn to another canvas. Oh well :)
         texture.css3.grayscale = 100;
     }
     function update() {