diff --git a/packages/@aws-cdk/lambda-layer-awscli/lib/private/package-loading-functions.ts b/packages/@aws-cdk/lambda-layer-awscli/lib/private/package-loading-functions.ts
index 5c820eca1edaa..38fbee6657d04 100644
--- a/packages/@aws-cdk/lambda-layer-awscli/lib/private/package-loading-functions.ts
+++ b/packages/@aws-cdk/lambda-layer-awscli/lib/private/package-loading-functions.ts
@@ -112,5 +112,5 @@ export function findInstallDir(): string | undefined {
   if (!require.main?.paths) {
     return undefined;
   }
-  return require.main.paths[0];
+  return path.dirname(require.main.paths[0]);
 }
\ No newline at end of file