diff --git a/home-assistant/src/object_id.rs b/home-assistant/src/object_id.rs
index b19a236..98ecf94 100644
--- a/home-assistant/src/object_id.rs
+++ b/home-assistant/src/object_id.rs
@@ -1,21 +1,11 @@
 use std::convert::Infallible;
 
 use pyo3::{prelude::*, types::PyString};
+use python_utils::{FromPyFromStr, ToStrToPy};
 
 use super::slug::Slug;
 
 pub use super::slug::SlugParsingError as ObjectIdParsingError;
 
-#[derive(Debug, Clone, derive_more::Display, derive_more::FromStr)]
+#[derive(Debug, Clone, derive_more::FromStr, derive_more::Display, FromPyFromStr, ToStrToPy)]
 pub struct ObjectId(pub Slug);
-
-impl<'py> IntoPyObject<'py> for ObjectId {
-    type Target = PyString;
-    type Output = Bound<'py, Self::Target>;
-    type Error = Infallible;
-
-    fn into_pyobject(self, py: Python<'py>) -> Result<Self::Output, Self::Error> {
-        let s = self.to_string();
-        s.into_pyobject(py)
-    }
-}