diff --git a/Cargo.toml b/Cargo.toml
index 78ddc9f2c..56a9e0580 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 authors = ["Hove <core@hove.com>", "Guillaume Pinot <texitoi@texitoi.eu>"]
 name = "transit_model"
-version = "0.62.0"
+version = "0.62.1"
 license = "AGPL-3.0-only"
 description = "Transit data management"
 repository = "https://github.com/hove-io/transit_model"
diff --git a/src/objects.rs b/src/objects.rs
index 6e17113c3..2bcc2b9c0 100644
--- a/src/objects.rs
+++ b/src/objects.rs
@@ -1413,6 +1413,20 @@ pub enum CommentType {
     OnDemandTransport,
 }
 
+/// ```
+/// # use transit_model::objects::CommentType;
+/// assert_eq!(format!("{}", CommentType::Information), "information");
+/// assert_eq!(format!("{}", CommentType::OnDemandTransport), "on_demand_transport");
+/// ```
+impl std::fmt::Display for CommentType {
+    fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
+        match self {
+            CommentType::Information => write!(f, "information"),
+            CommentType::OnDemandTransport => write!(f, "on_demand_transport"),
+        }
+    }
+}
+
 #[derive(Default, Serialize, Deserialize, Debug, Eq, PartialEq)]
 pub struct Comment {
     #[serde(rename = "comment_id")]