diff --git a/Cargo.toml b/Cargo.toml
index 18a0716..75c022e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,8 +8,8 @@ members = [
 ]
 
 [workspace.dependencies]
-polars = { version = "0.39.0", default-features = false }
-polars-core = { version = "0.39.0", default-features = false }
-polars-ffi = { version = "0.39.0", default-features = false }
-polars-plan = { version = "0.39.0", default-feautres = false }
-polars-lazy = { version = "0.39.0", default-features = false }
+polars = { version = "0.40.0", default-features = false }
+polars-core = { version = "0.40.0", default-features = false }
+polars-ffi = { version = "0.40.0", default-features = false }
+polars-plan = { version = "0.40.0", default-feautres = false }
+polars-lazy = { version = "0.40.0", default-features = false }
diff --git a/pyo3-polars-derive/Cargo.toml b/pyo3-polars-derive/Cargo.toml
index 1e415d7..10aa318 100644
--- a/pyo3-polars-derive/Cargo.toml
+++ b/pyo3-polars-derive/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "pyo3-polars-derive"
-version = "0.7.0"
+version = "0.8.0"
 edition = "2021"
 license = "MIT"
 readme = "README.md"
diff --git a/pyo3-polars/Cargo.toml b/pyo3-polars/Cargo.toml
index ec879fe..3c1fda2 100644
--- a/pyo3-polars/Cargo.toml
+++ b/pyo3-polars/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "pyo3-polars"
-version = "0.13.0"
+version = "0.14.0"
 edition = "2021"
 license = "MIT"
 readme = "../README.md"
@@ -17,7 +17,7 @@ polars-ffi = { workspace = true, optional = true }
 polars-lazy = { workspace = true, optional = true }
 polars-plan = { workspace = true, optional = true }
 pyo3 = "0.21.0"
-pyo3-polars-derive = { version = "0.7.0", path = "../pyo3-polars-derive", optional = true }
+pyo3-polars-derive = { version = "0.8.0", path = "../pyo3-polars-derive", optional = true }
 serde = { version = "1", optional = true }
 serde-pickle = { version = "1", optional = true }
 thiserror = "1"
diff --git a/pyo3-polars/src/error.rs b/pyo3-polars/src/error.rs
index 9e38cf6..d93b22d 100644
--- a/pyo3-polars/src/error.rs
+++ b/pyo3-polars/src/error.rs
@@ -16,16 +16,13 @@ pub enum PyPolarsErr {
 
 impl std::convert::From<PyPolarsErr> for PyErr {
     fn from(err: PyPolarsErr) -> PyErr {
-        let default = || PyRuntimeError::new_err(format!("{:?}", &err));
-
-        use PyPolarsErr::*;
-        match &err {
-            Polars(err) => match err {
+        fn convert(err: &PolarsError) -> PyErr {
+            match err {
                 PolarsError::ComputeError(err) => ComputeError::new_err(err.to_string()),
                 PolarsError::NoData(err) => NoDataError::new_err(err.to_string()),
                 PolarsError::ShapeMismatch(err) => ShapeError::new_err(err.to_string()),
                 PolarsError::SchemaMismatch(err) => SchemaError::new_err(err.to_string()),
-                PolarsError::Io(err) => PyIOError::new_err(err.to_string()),
+                PolarsError::IO { error, .. } => PyIOError::new_err(error.to_string()),
                 PolarsError::OutOfBounds(err) => PyIndexError::new_err(err.to_string()),
                 PolarsError::InvalidOperation(err) => PyValueError::new_err(err.to_string()),
                 PolarsError::Duplicate(err) => DuplicateError::new_err(err.to_string()),
@@ -39,8 +36,14 @@ impl std::convert::From<PyPolarsErr> for PyErr {
                 PolarsError::StringCacheMismatch(err) => {
                     StringCacheMismatchError::new_err(err.to_string())
                 }
-            },
-            _ => default(),
+                PolarsError::Context { error, .. } => convert(error),
+            }
+        }
+
+        use PyPolarsErr::*;
+        match &err {
+            Polars(err) => convert(err),
+            _ => PyRuntimeError::new_err(format!("{:?}", &err)),
         }
     }
 }
diff --git a/pyo3-polars/src/lib.rs b/pyo3-polars/src/lib.rs
index 08aa0c5..a0427b9 100644
--- a/pyo3-polars/src/lib.rs
+++ b/pyo3-polars/src/lib.rs
@@ -56,7 +56,7 @@ use pyo3::ffi::Py_uintptr_t;
 use pyo3::prelude::*;
 
 #[cfg(feature = "lazy")]
-use {polars_lazy::frame::LazyFrame, polars_plan::logical_plan::LogicalPlan};
+use {polars_lazy::frame::LazyFrame, polars_plan::logical_plan::DslPlan};
 
 #[repr(transparent)]
 #[derive(Debug, Clone)]
@@ -152,7 +152,7 @@ impl<'a> FromPyObject<'a> for PyDataFrame {
 impl<'a> FromPyObject<'a> for PyLazyFrame {
     fn extract_bound(ob: &Bound<'a, PyAny>) -> PyResult<Self> {
         let s = ob.call_method0("__getstate__")?.extract::<Vec<u8>>()?;
-        let lp: LogicalPlan = ciborium::de::from_reader(&*s).map_err(
+        let lp: DslPlan = ciborium::de::from_reader(&*s).map_err(
             |e| PyPolarsErr::Other(
                 format!("Error when deserializing LazyFrame. This may be due to mismatched polars versions. {}", e)
             )