diff --git a/Cargo.toml b/Cargo.toml
index 9833b220..be31c6f4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -57,7 +57,7 @@ enum-iterator = "1.4.0"
 getrandom = {version = "0.2", features = ["js"]}
 
 [dev-dependencies]
-polars = {version = "0.29.0", features = ["parquet"]}
+polars = {version = "0.30.0", features = ["parquet"]}
 rstest = "0.17.0"
 pretty_env_logger = "0.5"