diff --git a/Cargo.toml b/Cargo.toml
index f7777ce3..4efd0e04 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -74,7 +74,7 @@ premium = []
 
 [dev-dependencies]
 polars = { version = "0.50.0", features = ["parquet"] }
-planus = "=1.1.1" # cf. https://github.com/pola-rs/polars/issues/24208
+planus = "=1.2.0" # cf. https://github.com/pola-rs/polars/issues/24208
 rstest = "0.26.1"
 pretty_env_logger = "0.5"
 toml = "0.9.0"