diff --git a/.projenrc.ts b/.projenrc.ts
index b21516777..85c80f4c1 100644
--- a/.projenrc.ts
+++ b/.projenrc.ts
@@ -1467,6 +1467,7 @@ const cdkAliasPackage = configureProject(
     name: 'cdk',
     description: 'AWS CDK Toolkit',
     srcdir: 'lib',
+    entrypoint: '',
     deps: [cli.customizeReference({ versionType: 'exact' })],
     nextVersionCommand: `tsx ../../projenrc/next-version.ts copyVersion:../../${cliPackageJson}`,
     releasableCommits: transitiveToolkitPackages('cdk'),
diff --git a/packages/cdk/package.json b/packages/cdk/package.json
index dc6058d7d..4c3986c15 100644
--- a/packages/cdk/package.json
+++ b/packages/cdk/package.json
@@ -73,7 +73,6 @@
       "onFail": "ignore"
     }
   },
-  "main": "lib/index.js",
   "license": "Apache-2.0",
   "homepage": "https://github.com/aws/aws-cdk",
   "publishConfig": {
@@ -81,6 +80,5 @@
   },
   "version": "0.0.0",
   "packageManager": "yarn@4.13.0",
-  "types": "lib/index.d.ts",
   "//": "~~ Generated by projen. To modify, edit .projenrc.js and run \"yarn projen\"."
 }