diff --git a/src/model/property_catalogue.rs b/src/model/property_catalogue.rs
index 4b95352..345c217 100644
--- a/src/model/property_catalogue.rs
+++ b/src/model/property_catalogue.rs
@@ -117,6 +117,8 @@ pub struct Version {
     active: bool,
     #[serde(rename = "Description")]
     description: String,
+    #[serde(rename = "LkrCode")]
+    lkr_code: Option<String>,
     #[serde(rename = "SID")]
     sid: String,
     #[serde(rename = "GUID")]