diff --git a/app.js b/app.js
index 2c657ed..96afd9e 100644
--- a/app.js
+++ b/app.js
@@ -3,8 +3,13 @@ require("@babel/register")
 const post = require('./lib/postHandler')
 const http = require('http')
 const URL  = require('url')
+const resp = require('./lib/response').default
 
 http.createServer((req, res) => {
+  if (req.method !== 'POST') {
+    return resp(res, null)(`Invalid request method: ${req.method}`, 422)
+  }
+
   const url   = URL.parse(req.url, true)
   const ctype = req.headers['Content-Type'] | req.headers['content-type']
 
diff --git a/lib/response.js b/lib/response.js
index d32eec6..97f1a67 100644
--- a/lib/response.js
+++ b/lib/response.js
@@ -20,7 +20,7 @@ export default (rsp, callback) => {
     }
 
     rsp.writeHead(code, headers || rspHeaders)
-    rsp.send(body)
+    rsp.write(body)
     rsp.end()
   }
 }