diff --git a/index.js b/index.js
index 635af81..d4f3a10 100644
--- a/index.js
+++ b/index.js
@@ -1,6 +1,7 @@
-module.exports = require('./js/load-image')
-
-require('./js/load-image-exif')
-require('./js/load-image-exif-map')
-require('./js/load-image-meta')
-require('./js/load-image-orientation')
+if (typeof module === 'object' && module.exports) {
+  module.exports = require('./js/load-image')
+  require('./js/load-image-exif')
+  require('./js/load-image-exif-map')
+  require('./js/load-image-meta')
+  require('./js/load-image-orientation')
+}