diff --git a/lib/moduleEnv.js b/lib/moduleEnv.js
index 789ea2f..febc792 100644
--- a/lib/moduleEnv.js
+++ b/lib/moduleEnv.js
@@ -76,7 +76,7 @@ function jsExtension(module, filename) {
 
     module._compile = function (content, filename) {
         content = babelCore.transform(content, {
-            plugins: ["transform-es2015-block-scoping"],
+            plugins: [require.resolve("babel-plugin-transform-es2015-block-scoping")],
             retainLines: true,
             filename: filename
         }).code;