diff --git a/types/json-patch-gen/index.d.ts b/types/json-patch-gen/index.d.ts
index 8e54f63c85..46b9a7c029 100644
--- a/types/json-patch-gen/index.d.ts
+++ b/types/json-patch-gen/index.d.ts
@@ -17,3 +17,4 @@ declare namespace diff {
 }
 
 export = diff;
+export as namespace diff;