diff --git a/src/ImageCompositor.gd b/src/ImageCompositor.gd
index 6d243ef..4fa083c 100644
--- a/src/ImageCompositor.gd
+++ b/src/ImageCompositor.gd
@@ -78,9 +78,8 @@ func update() -> Array: # returns error messages (strings)
 	mat.shader = shader
 	# assign material
 	image_sprite.material = mat
-	# iterate n times
 	set_vsync(false) # speed up processing
-	# Get viewport texture
+	# wait for next frame & get viewport texture
 	await RenderingServer.frame_post_draw # wait for next frame to get drawn
 	Filesystem.result = get_texture().get_image()
 	image_sprite.texture = ImageTexture.create_from_image(Filesystem.result)