diff --git a/packages/storage/shield-sea-orm/src/user.rs b/packages/storage/shield-sea-orm/src/user.rs
index 6f6b676..e1dd4ec 100644
--- a/packages/storage/shield-sea-orm/src/user.rs
+++ b/packages/storage/shield-sea-orm/src/user.rs
@@ -46,6 +46,7 @@ impl Deref for User {
 }
 
 #[derive(Serialize)]
+#[serde(rename_all = "camelCase")]
 pub struct Additional {
     #[cfg(feature = "entity")]
     entity_id: String,