diff --git a/Cargo.toml b/Cargo.toml
index d875ec08..58e353f3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -41,7 +41,7 @@ float-cmp = "0.9.0"
 ndarray = "0.15.3"
 polars = { version = "0.41.2", features = ["lazy", "rows", "ndarray"] }
 pyo3-polars = "0.15"
-pyo3 = { version = "0.21", default-features = false }
+pyo3 = { version = "0.22", default-features = false }
 pyo3-log = "0.10"
 tracing = { version = "0.1", features = ["log"] }
 csv = "1.1"