diff --git a/Gruntfile.coffee b/Gruntfile.coffee
index 078d6f290..65902a593 100755
--- a/Gruntfile.coffee
+++ b/Gruntfile.coffee
@@ -103,7 +103,9 @@ module.exports = (grunt) ->
         src: '*'
         dest: 'builds/'
         expand: true
-        filter: 'isFile'
+        filter: (src) ->
+          pkg = grunt.config 'pkg'
+          grunt.file.isFile(src) and src isnt "testbuilds/#{pkg.name}#{pkg.meta.suffix.dev}.user.js"
 
     coffee:
       script:
@@ -194,7 +196,11 @@ module.exports = (grunt) ->
       builds: 'builds'
       testbuilds: 'testbuilds'
       tmpcrx: ['tmp-crx', 'testbuilds/updates<%= pkg.meta.suffix.noupdate %>.xml']
-      tmpuserscript: ['tmp-userscript', 'testbuilds/<%= pkg.name %><%= pkg.meta.suffix.noupdate %>.meta.js']
+      tmpuserscript: [
+        'tmp-userscript',
+        'testbuilds/<%= pkg.name %><%= pkg.meta.suffix.noupdate %>.meta.js',
+        'testbuilds/<%= pkg.name %><%= pkg.meta.suffix.dev %>.meta.js'
+      ]
 
     markdown:
       web:
@@ -268,6 +274,8 @@ module.exports = (grunt) ->
     'concat:userscript'
     'set-channel:noupdate'
     'concat:userscript'
+    'set-channel:dev'
+    'concat:userscript'
     'clean:tmpuserscript'
   ]
 
diff --git a/package.json b/package.json
index 4233e252e..8bcb223a0 100755
--- a/package.json
+++ b/package.json
@@ -22,7 +22,14 @@
     "suffix": {
       "stable": "",
       "beta": "-beta",
-      "noupdate": "-noupdate"
+      "noupdate": "-noupdate",
+      "dev": "-dev"
+    },
+    "namesuffix": {
+      "stable": "",
+      "beta": " beta",
+      "noupdate": "",
+      "dev": " dev"
     },
     "min": {
       "chrome": "32",
diff --git a/src/General/meta/metadata.js b/src/General/meta/metadata.js
index cb7629f76..86d508a62 100755
--- a/src/General/meta/metadata.js
+++ b/src/General/meta/metadata.js
@@ -1,5 +1,5 @@
 // ==UserScript==
-// @name         <%= meta.name %>
+// @name         <%= meta.name %><%= meta.namesuffix[channel] %>
 // @version      <%= meta.version %>
 // @minGMVer     <%= meta.min.greasemonkey %>
 // @minFFVer     <%= meta.min.firefox %>
@@ -18,7 +18,7 @@
 // @grant        GM_openInTab
 // @grant        GM_xmlhttpRequest
 // @run-at       document-start
-<% if (channel !== 'noupdate') { %>// @updateURL 	 <%= meta.downloads %><%= name %><%= meta.suffix[channel] %>.meta.js
+<% if (channel !== 'dev') { %><% if (channel !== 'noupdate') { %>// @updateURL 	 <%= meta.downloads %><%= name %><%= meta.suffix[channel] %>.meta.js
 <% } %>// @downloadURL  <%= meta.downloads %><%= name %><%= meta.suffix[channel] %>.user.js
-// @icon         data:image/png;base64,<%= grunt.file.read('src/General/img/icon48.png', {encoding: 'base64'}) %>
+<% } %>// @icon         data:image/png;base64,<%= grunt.file.read('src/General/img/icon48.png', {encoding: 'base64'}) %>
 // ==/UserScript==