       if err
         return done err
 
+      versionSuffix = ''
+      if manifest.versionChannel isnt 'stable'
+        versionSuffix = '-' + manifest.versionChannel
+
       tasks = files.map (fileNameShort) ->
         fileNameLong = path.resolve './dist/', fileNameShort
 


      async.series tasks, ->
        artifactsUrl = 'https://bintray.com/' + mainManifest.bintray.subject + '/artifacts/' +
          manifest.name + '/' + manifest.version + '/view#files/staging/' + dist
        console.log 'Upload finished: ' + artifactsUrl if args.verbose
        done()

            pass: process.env.BINTRAY_API_KEY
          headers:
            'X-Bintray-Package': manifest.name
            'X-Bintray-Version': manifest.version + versionSuffix
            'X-Bintray-Publish': 1
            'X-Bintray-Override': 1

