diff --git a/packages/library/package.json b/packages/library/package.json
index c2e69b08d..53db1f9ac 100644
--- a/packages/library/package.json
+++ b/packages/library/package.json
@@ -10,6 +10,7 @@
   },
   "homepage": "https://lab.js.org",
   "main": "dist/lab.js",
+  "module": "src/index.js",
   "dependencies": {
     "@babel/runtime": "^7.7.0",
     "common-tags": "^1.8.0",