 			if options.url[0] != '/'
 				options.url = '/' + options.url
 			options.url = oauthrequest.url + options.url
-		options.url = @_replace_param options.url, @_params, parameters.oauthio, parameters
+		options.url = @_replaceParam options.url, @_params, parameters.oauthio, parameters
 
 		# build query
 		options.qs = {}
 		options.qs[name] = value for name, value of req.query
 		for name, value of oauthrequest.query
-			param = @_replace_param value, @_params, parameters.oauthio, parameters
+			param = @_replaceParam value, @_params, parameters.oauthio, parameters
 			options.qs[name] = param if param
 
 		options.oauth =

		if typeof opts.options?.authorize == 'object'
			query = opts.options.authorize
		for name, value of authorize.query
			param = @_replace_param value, @_params, state:state.id, callback:config.host_url+config.relbase, parameters
			query[name] = param if param
		query.oauth_token = responseParser.oauth_token
		url = @_replace_param authorize.url, @_params, {}, parameters
		url += "?" + querystring.stringify query
		callback null, url


			'accept-language':req.headers['accept-language']
			'content-type':req.headers['content-type']
		for name, value of oauthrequest.headers
			param = @_replaceParam value, @_params, parameters.oauthio, parameters
			options.headers[name] = param if param

		# build body
