diff --git a/Renderer.cs b/Renderer.cs
index 23561be..fc44b55 100644
--- a/Renderer.cs
+++ b/Renderer.cs
@@ -260,6 +260,9 @@ namespace Kav
             DiffuseLitSpriteEffect.View = camera.View;
             DiffuseLitSpriteEffect.Projection = camera.Projection;
 
+            DiffuseLitSpriteEffect.AmbientColor =
+                ambientLight.Color.ToVector3();
+
             DiffuseLitSpriteEffect.DirectionalLightDirection =
                 directionalLight.Direction;
             DiffuseLitSpriteEffect.DirectionalLightColor =