diff --git a/src/index.ts b/src/index.ts
index 8a8099e..119f0e1 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -9,7 +9,7 @@ export async function run(bytecode: Bytecode, functions?: Record<string, TypeScr
 
 export { type Bytecode, toBytecode, type ProgramItem } from "./bytecode"
 export { bytecodeToString } from "./format"
-export { wrapNative, type ParamInfo, extractParamInfo } from "./function"
+export { wrapNative, isWrapped, type ParamInfo, extractParamInfo, getOriginalFunction } from "./function"
 export { OpCode } from "./opcode"
 export { Scope } from "./scope"
 export type { Value, TypeScriptFunction, NativeFunction } from "./value"