diff --git a/config.js b/config.js
index e193fbc..066e8d8 100644
--- a/config.js
+++ b/config.js
@@ -1,7 +1,13 @@
 (function () {
   const dotenvExpand = require('./lib/main').expand
 
-  const env = require('dotenv').config()
+  const env = require('dotenv').config(
+    Object.assign(
+      {},
+      require('dotenv/lib/env-options'),
+      require('dotenv/lib/cli-options')(process.argv)
+    )
+  )
 
   return dotenvExpand(env)
 })()