diff --git a/Cargo.toml b/Cargo.toml
index 799be2f..0761ce4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -32,16 +32,23 @@ ndarray = { version = "*" }
 
 pyo3 = { version = "*", features = ["extension-module", "abi3-py37"] }
 
-pyo3-polars = { git = "https://github.com/Magnus167/pyo3-polars.git" }
+# pyo3-polars = { git = "https://github.com/Magnus167/pyo3-polars.git", features = [
+#     "dtype-categorical",
+# ] }
+pyo3-polars = { version = "0.18.0" , features = [
+    "dtype-categorical",
+    "dtype-struct",
+] }
 
-polars = { version = "^0.46.0", features = [
+polars = { version = "0.44.2", features = [
     "lazy",
     "temporal",
     "describe",
     "json",
     "parquet",
     "dtype-datetime",
-    # "dtype-categorical",
+    "dtype-categorical",
+    "dtype-struct",
     "strings",
     "timezones",
     "ndarray",