diff --git a/index.js b/index.js
index 89d89fc..83a2356 100644
--- a/index.js
+++ b/index.js
@@ -4,7 +4,7 @@ var path = require('path');
 var http = require('http');
 
 var oas3Tools = require('oas3-tools');
-var serverPort = 8080;
+var serverPort = process.env.PORT || 8080;
 
 // swaggerRouter configuration
 var options = {
diff --git a/package.json b/package.json
index 4965790..118c63c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@mw866/petstore-api",
-  "version": "1.0.6",
+  "version": "1.0.7",
   "description": "This is a Petstore API service built on Node.",
   "author": "Chris Wang <dev@chriswang.tech> (https://chriswang.tech/)",
   "main": "index.js",