diff --git a/doc/function.md b/doc/function.md
index c1b0fc9fb..610d1005c 100644
--- a/doc/function.md
+++ b/doc/function.md
@@ -30,6 +30,7 @@ Value Fn(const CallbackInfo& info) {
 
 Object Init(Env env, Object exports) {
   exports.Set(String::New(env, "fn"), Function::New<Fn>(env));
+  return exports;
 }
 
 NODE_API_MODULE(NODE_GYP_MODULE_NAME, Init)