diff --git a/lectures/knowing_forecasts_of_others.md b/lectures/knowing_forecasts_of_others.md
index ae198ed9..44879cd5 100644
--- a/lectures/knowing_forecasts_of_others.md
+++ b/lectures/knowing_forecasts_of_others.md
@@ -921,7 +921,8 @@ import plotly.offline as pyo
 from statsmodels.regression.linear_model import OLS
 from IPython.display import display, Latex, Image
 
-pyo.init_notebook_mode(connected=True)
+# Uncomment the following line when running in a notebook
+# pyo.init_notebook_mode(connected=True)
 ```
 
 ```{code-cell} python3