             paths:
                 'muplayer': '.'
 
-        opts_pc = _.merge(opts_pc, options.pc, (a, b) ->
-            _.isArray(a) and a.concat(b) or undefined
-        )
+        opts_pc = _.extend(opts_pc, options.pc)
 
         new Promise (resolve) ->
             # PC

        ).then ->
            log '>> Compress js done.'.cyan

    add_license: ->
        cfg = require '../bower'
        info = """
            // @license

                log '>> r.js for PC'.cyan
                log buildResponse

                Promise.all(
                    opts_pc.modules.map (mod) ->
                        file = mod.name.replace(/^muplayer/, 'js') + '.js'
                        from = join(require_temp_path, file)
                        to = file.split('/').slice(-1)[0]
                        self.copy_to_dist from, to
                ).then ->
                    opts_webapp = _.cloneDeep opts_pc
                    opts_webapp.pragmas.FlashCoreExclude = true
                    opts_webapp.modules = [
