diff --git a/src/bot.js b/src/bot.js
index d0a0215..2b256f3 100755
--- a/src/bot.js
+++ b/src/bot.js
@@ -130,6 +130,8 @@ function handler(req, res) {
   }
   if (req.url == "/screen.png") {
     file = "/screen.png";
+  if (req.url == "/tweetscreen.png") {
+    file = "/tweetscreen.png";
     type = "image/png";
   }