diff --git a/akd/crates/reader/src/routes/key_history.rs b/akd/crates/reader/src/routes/key_history.rs
index f2326132a9..07d6b93121 100644
--- a/akd/crates/reader/src/routes/key_history.rs
+++ b/akd/crates/reader/src/routes/key_history.rs
@@ -19,7 +19,6 @@ pub struct KeyHistoryRequest {
 /// The parameters that dictate how much of the history proof to return to the consumer
 /// (either a complete history, or some limited form).
 #[derive(Copy, Clone, Serialize, Deserialize, Debug)]
-#[serde(tag = "type")]
 pub enum HistoryParams {
     /// Returns a complete history for a label
     Complete,