diff --git a/tutorials/websocket_tutorial/cube.png b/tutorials/websocket_tutorial/cube.png
index bec0482..81d5465 100644
Binary files a/tutorials/websocket_tutorial/cube.png and b/tutorials/websocket_tutorial/cube.png differ
diff --git a/tutorials/websocket_tutorial/websocketexample.py b/tutorials/websocket_tutorial/websocketexample.py
index e543717..9a79e4e 100644
--- a/tutorials/websocket_tutorial/websocketexample.py
+++ b/tutorials/websocket_tutorial/websocketexample.py
@@ -31,6 +31,7 @@ def make_cube():
         client=client,
         fps=30,
         unlocked_framerate=False,
+        post_effect="noeffect",
         video_res_height=360,
         video_res_width=480,
         webrtc=False,