diff --git a/src/index.ts b/src/index.ts
index 8c92aca7..35071573 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -5,7 +5,11 @@ export { createTson } from "./sync/createTson.js";
 export { createTsonDeserialize, createTsonParser } from "./sync/deserialize.js";
 export { createTsonSerialize, createTsonStringify } from "./sync/serialize.js";
 export type { TsonType } from "./sync/syncTypes.js";
-export type { TsonOptions } from "./sync/syncTypes.js";
+export type {
+	TsonOptions,
+	TsonSerialized,
+	TsonStringified,
+} from "./sync/syncTypes.js";
 
 // type handlers
 export * from "./sync/handlers/tsonBigint.js";
diff --git a/src/sync/syncTypes.ts b/src/sync/syncTypes.ts
index f5d33d5d..bb45241c 100644
--- a/src/sync/syncTypes.ts
+++ b/src/sync/syncTypes.ts
@@ -123,7 +123,7 @@ export type TsonDeserializeFn = <TValue>(
 	data: TsonSerialized<TValue>,
 ) => TValue;
 
-type TsonStringified<TValue> = string & { [serialized]: TValue };
+export type TsonStringified<TValue> = string & { [serialized]: TValue };
 
 export type TsonStringifyFn = <TValue>(
 	obj: TValue,