diff --git a/contour_layer.go b/contour_layer.go
index dfe8bc2..18d2171 100644
--- a/contour_layer.go
+++ b/contour_layer.go
@@ -62,13 +62,13 @@ func (s *ContourLayer) Update(env *Env, g *sg.Graphics) {
 }
 
 func (s *ContourLayer) Draw(env *Env, g *sg.Graphics) {
-	g.BeginAdditiveBlend()
+	//g.BeginAdditiveBlend()
 	for _, actor := range s.actors {
 		if actor != nil {
 			actor.Draw(env, g)
 		}
 	}
-	g.EndBlend()
+	//g.EndBlend()
 }
 
 func (s *ContourLayer) IsDirty() bool {