diff --git a/.gitignore b/.gitignore
index 9db9633..9dc2a0c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 node_modules
 dist
 wrangler.*
-config.json
\ No newline at end of file
+config.json
+config.prod.json
\ No newline at end of file
diff --git a/package.json b/package.json
index 9008cc8..a4801b9 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,7 @@
     "build": "webpack",
     "dev": "wrangler -c wrangler.dev.toml dev",
     "publish-dev": "wrangler -c wrangler.dev.toml publish",
-    "publish-prod": "wrangler -c wrangler.prod.toml publish",
+    "publish-prod": "NODE_ENV=production wrangler -c wrangler.prod.toml publish",
     "test": "echo \"Error: no test specified\" && exit 1"
   },
   "author": "PeterCxy",
diff --git a/src/index.coffee b/src/index.coffee
index 8a79344..a86fce4 100644
--- a/src/index.coffee
+++ b/src/index.coffee
@@ -1,4 +1,4 @@
-import config from "../config.json"
+import config from "config"
 import * as crypto from "./crypto"
 import S3 from "./aws/s3"
 
diff --git a/webpack.config.js b/webpack.config.js
index 7ad535b..dc559a9 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -1,4 +1,5 @@
 const path = require('path')
+const { config } = require('process')
 
 module.exports = {
   entry: './src/index.coffee',
@@ -10,6 +11,10 @@ module.exports = {
   resolve: {
     extensions: ['.coffee', '.js'],
     fallback: { "os": false },
+    alias: {
+      config: path.resolve(__dirname,
+        process.env.NODE_ENV == "production" ? "config.prod.json" : "config.json")
+    }
   },
   module: {
     rules: [