diff --git a/types/msgpack/index.d.ts b/types/msgpack/index.d.ts
index 7d15442ce3..ff695b7087 100644
--- a/types/msgpack/index.d.ts
+++ b/types/msgpack/index.d.ts
@@ -81,3 +81,7 @@ interface MsgPackCallbackResult {
 }
 
 declare var msgpack: MsgPackStatic;
+
+declare module "msgpack" {
+  export = msgpack;
+}
\ No newline at end of file