diff --git a/examples/plot_01_getting_started.py b/examples/plot_01_getting_started.py
index 7c76d5055..9061feb9a 100644
--- a/examples/plot_01_getting_started.py
+++ b/examples/plot_01_getting_started.py
@@ -85,11 +85,11 @@
 # plot:
 
 # %%
-import pandas as pd
+import polars as pl
 
-df = pd.DataFrame(gs_cv.cv_results_)
-df.insert(len(df.columns), "rmse", -df["mean_test_score"].values)
-df[["param_alpha", "rmse"]].head()
+df = pl.DataFrame(gs_cv.cv_results_)
+df = df.insert_column(df.shape[1], pl.Series("rmse", -df["mean_test_score"]))
+df.select(["param_alpha", "rmse"]).head(5)
 
 # %%
 import matplotlib.pyplot as plt
diff --git a/skore/pyproject.toml b/skore/pyproject.toml
index f1e4e183b..f3be933b7 100644
--- a/skore/pyproject.toml
+++ b/skore/pyproject.toml
@@ -66,6 +66,7 @@ test = [
   "httpx",
   "matplotlib",
   "pandas",
+  "polars",
   "pillow",
   "plotly",
   "pre-commit",