diff --git a/packages/datastore/package.json b/packages/datastore/package.json
index ac0269eb69b..bcae163faef 100644
--- a/packages/datastore/package.json
+++ b/packages/datastore/package.json
@@ -11,7 +11,7 @@
   "publishConfig": {
     "access": "public"
   },
-  "sideEffects": false,
+  "sideEffects": true,
   "scripts": {
     "test": "tslint 'src/**/*.ts' && jest -w 1 --coverage",
     "build-with-test": "npm test && npm run build",