diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3a9c4bc9..a0336602 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,12 @@ file is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), and
 this project adheres to [Semantic
 Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [Unreleased]
+
+### Changed
+
+- Change the type of `id` in `ranked_outlier`/`saved_outlier` queries to `StringNumber`.
+
 ## [0.14.5] - 2023-11-02
 
 ### Changed
@@ -320,6 +326,7 @@ across our system.
 
 - An initial version.
 
+[Unreleased]: https://github.com/aicers/review-web/compare/0.14.5...main
 [0.14.5]: https://github.com/aicers/review-web/compare/0.14.4...0.14.5
 [0.14.4]: https://github.com/aicers/review-web/compare/0.14.3...0.14.4
 [0.14.3]: https://github.com/aicers/review-web/compare/0.14.2...0.14.3
diff --git a/Cargo.toml b/Cargo.toml
index 1725ee55..d69bf460 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,11 +1,11 @@
 [package]
 name = "review-web"
-version = "0.14.5"
+version = "0.15.0-alpha.1"
 edition = "2021"
 
 [dependencies]
 anyhow = "1"
-async-graphql = { version = "6", features = ["chrono"] }
+async-graphql = { version = "6", features = ["chrono", "string_number"] }
 async-graphql-axum = "6"
 async-trait = "0.1"
 axum = { version = "0.6", features = ["headers", "macros"] }
diff --git a/src/graphql/outlier.rs b/src/graphql/outlier.rs
index ac087bad..6c429f97 100644
--- a/src/graphql/outlier.rs
+++ b/src/graphql/outlier.rs
@@ -3,7 +3,7 @@ use crate::graphql::{earliest_key, latest_key};
 use anyhow::anyhow;
 use async_graphql::{
     connection::{query, Connection, Edge, EmptyFields},
-    types::ID,
+    types::{StringNumber, ID},
     ComplexObject, Context, InputObject, Object, ObjectType, OutputType, Result, SimpleObject,
 };
 use bincode::Options;
@@ -188,7 +188,7 @@ async fn load_outliers(
 
 #[derive(Debug, SimpleObject)]
 pub(super) struct RankedOutlier {
-    id: i64,
+    id: StringNumber<i64>,
     model_id: i32,
     timestamp: i64,
     rank: i64,