diff --git a/package.json b/package.json
index 8ba295feb..3c790a8a5 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,9 @@
     "name": "reactor-ts",
     "version": "0.1.0",
     "description": "Reactor runtime written in TypeScript",
-    "main": "lib/index.js",
+    "main": "lib/core/index.js",
+    "type": "commonjs",
+    "types": "src",
     "dependencies": {
         "@definitelytyped/header-parser": "0.0.29",
         "@definitelytyped/typescript-versions": "0.0.29",
@@ -36,12 +38,9 @@
         "typedoc": "^0.21.4",
         "typescript": "^4.3.5"
     },
-    "files": [
-        "lib"
-    ],
     "scripts": {
         "check-types": "tsc",
-        "build": "rm -rf dist lib && babel src --out-dir lib --extensions .ts",
+        "install": "rm -rf lib && babel src --out-dir lib --extensions .ts",
         "deploy": "npm run build && npm run doc",
         "doc": "typedoc --exclude \"**/+(example|benchmark|share)/**/*.ts\" --out docs src && touch docs/.nojekyll",
         "dtslint": "dtslint __tests__/types",
diff --git a/src/core/README.md b/src/core/README.md
deleted file mode 100644
index 97ca55a0f..000000000
--- a/src/core/README.md
+++ /dev/null
@@ -1 +0,0 @@
-This directory contains core reactor modules.
\ No newline at end of file
diff --git a/src/core/internal.ts b/src/core/internal.ts
index 60564a36b..2be97ba03 100644
--- a/src/core/internal.ts
+++ b/src/core/internal.ts
@@ -13,4 +13,3 @@ export * from "./reactor"
 export * from "./bank"
 export * from "./event"
 export * from "./cli"
-