diff --git a/.npmignore b/.npmignore
new file mode 100644
index 0000000..e69de29
diff --git a/package.json b/package.json
index 0989844..8b1d1a9 100644
--- a/package.json
+++ b/package.json
@@ -3,8 +3,9 @@
   "version": "6.0.0",
   "description": "Functions to mock the JavaScript aws-sdk",
   "type": "module",
-  "main": "dist/index.js",
+  "main": "dist/index.cjs",
   "types": "dist/index.d.ts",
+  "files": ["dist", "README.md", "LICENSE"],
   "scripts": {
     "lint": "tsc",
     "nocov": "ts-mocha test/**/*.spec.ts",
diff --git a/tsconfig.json b/tsconfig.json
index 0370402..c670e68 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -33,6 +33,7 @@
   },
   "exclude": [
     "babel.config.cjs",
-    "node_modules/**/*"
+    "node_modules/**/*",
+    "dist/**/*",
   ]
 }