diff --git a/packages/aws-serverless/package.json b/packages/aws-serverless/package.json
index b3214c0c3d75..ad4b2163df3f 100644
--- a/packages/aws-serverless/package.json
+++ b/packages/aws-serverless/package.json
@@ -11,6 +11,7 @@
   },
   "files": [
     "cjs",
+    "esm",
     "types",
     "types-ts3.8",
     "import-hook.mjs",