diff --git a/transformer.js b/transformer.js
index 4700407c..70dde770 100644
--- a/transformer.js
+++ b/transformer.js
@@ -48,6 +48,7 @@ function transform(src, filename, options) {
     // Only resolve the plugin if it's a string reference.
     if (typeof plugin[0] === 'string') {
       plugin[0] = require(`babel-plugin-${plugin[0]}`);
+      plugin[0] = plugin[0].__esModule ? plugin[0].default : plugin[0];
     }
     return plugin;
   });