diff --git a/lib/package.json b/lib/package.json
index 6325b4e..4a4cbb1 100644
--- a/lib/package.json
+++ b/lib/package.json
@@ -3,6 +3,6 @@
     "author": "http://mustache.github.com/",
     "description": "{{ mustache }} in JavaScript — Logic-less templates.",
     "keywords": ["template"],
-    "version": "0.3.1-dev",
+    "version": "0.3.1-dev-twitter",
     "main": "./mustache"
 }
diff --git a/mustache.js b/mustache.js
index bb9f113..0e9719c 100644
--- a/mustache.js
+++ b/mustache.js
@@ -352,7 +352,7 @@ var Mustache = function() {
 
   return({
     name: "mustache.js",
-    version: "0.3.1-dev",
+    version: "0.3.1-dev-twitter",
 
     /*
       Turns a template and view into HTML