diff --git a/lib/cli.js b/lib/cli.js
index 29211116e..3fe75fcf4 100644
--- a/lib/cli.js
+++ b/lib/cli.js
@@ -151,7 +151,7 @@ var describeRun = function() {
     .usage('Karma - Spectacular Test Runner for JavaScript.\n\n' +
            'RUN - Run the tests (requires running server).\n\n' +
       'Usage:\n' +
-      '  $0 run [<options>]')
+      '  $0 run [<configFile>] [<options>]')
     .describe('port', '<integer> Port where the server is listening.')
     .describe('no-refresh', 'Do not re-glob all the patterns.')
     .describe('help', 'Print usage.');
diff --git a/lib/config.js b/lib/config.js
index 74ddfc679..4a510e764 100644
--- a/lib/config.js
+++ b/lib/config.js
@@ -294,6 +294,8 @@ var CONFIG_SYNTAX_HELP = '  module.exports = function(config) {\n' +
 var parseConfig = function(configFilePath, cliOptions) {
   var configModule;
   if (configFilePath) {
+    log.debug('Loading config %s', configFilePath);
+
     try {
       configModule = require(configFilePath);
     } catch(e) {
diff --git a/lib/runner.js b/lib/runner.js
index a40dd999a..cffcf8d47 100644
--- a/lib/runner.js
+++ b/lib/runner.js
@@ -2,6 +2,8 @@ var http = require('http');
 
 var constant = require('./constants');
 var helper = require('./helper');
+var cfg = require('./config');
+
 
 var parseExitCode = function(buffer, defaultCode) {
   var tailPos = buffer.length - Buffer.byteLength(constant.EXIT_CODE) - 1;
@@ -25,13 +27,13 @@ var parseExitCode = function(buffer, defaultCode) {
 // TODO(vojta): read config file (port, host, urlRoot)
 exports.run = function(config, done) {
   done = helper.isFunction(done) ? done : process.exit;
+  config = cfg.parseConfig(config.configFile, config);
 
   var exitCode = 1;
   var options = {
-    hostname: 'localhost',
-    path: '/__run__',
-    // TODO(vojta): remove runnerPort in 0.11
-    port: config.port || config.runnerPort || constant.DEFAULT_PORT,
+    hostname: config.hostname,
+    path: config.urlRoot + 'run',
+    port: config.port,
     method: 'POST',
     headers: {
       'Content-Type': 'application/json'