diff --git a/src/index.ts b/src/index.ts
index 7df70e5..55dfbb3 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,7 +1,5 @@
-import { Pass as PassClass } from "./pass";
-import { AbstractModel as AbstractModelClass } from "./abstract";
+export type { Pass } from "./pass";
+export type { AbstractModel } from "./abstract";
 
 export { createPass } from "./factory";
 export { createAbstractModel } from "./abstract";
-export type Pass = InstanceType<typeof PassClass>;
-export type AbstractModel = InstanceType<typeof AbstractModelClass>;