diff --git a/.babelrc b/.babelrc
index 716a314..7215f6d 100644
--- a/.babelrc
+++ b/.babelrc
@@ -10,14 +10,20 @@
       }
     ]
   ],
-  "plugins": [["transform-object-rest-spread", { "useBuiltIns": true }]],
+  "plugins": [
+    ["transform-object-rest-spread", { "useBuiltIns": true }],
+    "add-module-exports"
+  ],
   "env": {
     "test": {
       "presets": [
         ["env", { "targets": { "node": "current" }, "useBuiltIns": true }],
         "babel-preset-power-assert"
       ],
-      "plugins": ["istanbul"]
+      "plugins": [
+        ["transform-object-rest-spread", { "useBuiltIns": true }],
+        "istanbul"
+      ]
     }
   }
 }
diff --git a/package.json b/package.json
index 01da6bf..0ba8421 100644
--- a/package.json
+++ b/package.json
@@ -45,6 +45,7 @@
   "devDependencies": {
     "babel-cli": "^6.26.0",
     "babel-core": "^6.26.0",
+    "babel-plugin-add-module-exports": "^0.2.1",
     "babel-plugin-external-helpers": "^6.22.0",
     "babel-plugin-istanbul": "^4.1.5",
     "babel-plugin-transform-object-rest-spread": "^6.26.0",
diff --git a/yarn.lock b/yarn.lock
index bb329d6..8d0a0f1 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -426,6 +426,10 @@ babel-messages@^6.23.0:
   dependencies:
     babel-runtime "^6.22.0"
 
+babel-plugin-add-module-exports@^0.2.1:
+  version "0.2.1"
+  resolved "https://registry.yarnpkg.com/babel-plugin-add-module-exports/-/babel-plugin-add-module-exports-0.2.1.tgz#9ae9a1f4a8dc67f0cdec4f4aeda1e43a5ff65e25"
+
 babel-plugin-check-es2015-constants@^6.22.0:
   version "6.22.0"
   resolved "https://registry.yarnpkg.com/babel-plugin-check-es2015-constants/-/babel-plugin-check-es2015-constants-6.22.0.tgz#35157b101426fd2ffd3da3f75c7d1e91835bbf8a"