diff --git a/pyproject.toml b/pyproject.toml
index e96cce4acba..74bec2c56ba 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -75,7 +75,7 @@ marimo = "marimo._cli.cli:main"
 homepage = "https://github.com/marimo-team/marimo"
 
 [project.optional-dependencies]
-sql = ["duckdb >= 1.0.0", "polars >= 1.9.0"]
+sql = ["duckdb >= 1.0.0", "polars[pyarrow] >= 1.9.0"]
 # List of deps that are recommended for most users
 # in order to unlock all features in marimo
 recommended = [