diff --git a/packages/lighthouse/tsconfig.json b/packages/lighthouse/tsconfig.json
index 8c0380af5f..9822d227ab 100644
--- a/packages/lighthouse/tsconfig.json
+++ b/packages/lighthouse/tsconfig.json
@@ -3,6 +3,7 @@
   "include": ["src"],
   "exclude": ["node_modules", "dist"],
   "compilerOptions": {
+    "module": "commonjs",
     "outDir": "dist"
   }
 }
diff --git a/packages/sdk/package.json b/packages/sdk/package.json
index a16e31d403..b05fe3b6fd 100644
--- a/packages/sdk/package.json
+++ b/packages/sdk/package.json
@@ -9,8 +9,7 @@
     "directory": "packages/sdk"
   },
   "browserslist": "supports es6-module and not dead and last 2 version",
-  "main": "dist/index.js",
-  "module": "dist/sdk.esm.js",
+  "module": "dist/index.js",
   "typings": "dist/index.d.ts",
   "sideEffects": false,
   "engines": {
diff --git a/packages/ui/package.json b/packages/ui/package.json
index dd85399350..993bbfa8c0 100644
--- a/packages/ui/package.json
+++ b/packages/ui/package.json
@@ -10,8 +10,7 @@
     "directory": "packages/ui"
   },
   "browserslist": "supports es6-module and not dead and last 2 version",
-  "main": "dist/index.js",
-  "module": "dist/ui.esm.js",
+  "module": "dist/index.js",
   "typings": "dist/index.d.ts",
   "sideEffects": false,
   "engines": {