diff --git a/Cargo.toml b/Cargo.toml
index 130c074b..a1811b57 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -41,7 +41,7 @@ time = { version = "0.3", features = ["serde", "serde-well-known", "serde-human-
 num = "0.4.0"
 ndarray = "0.15.3"
 polars = { version = "0.34.2", features = ["lazy", "rows", "ndarray"] }
-pyo3-polars = "0.8.0"
+pyo3-polars = "0.9.0"
 pyo3 = { version = "0.20.0" }
 tracing = "0.1"
 csv = "1.1"