diff --git a/.autod.conf b/.autod.conf
index e178168..6377a01 100644
--- a/.autod.conf
+++ b/.autod.conf
@@ -15,7 +15,6 @@ module.exports = {
     'egg-ci',
   ],
   semver: [
-    'egg-bin@1',
     'koa@1',
     'debug@2',
   ],
diff --git a/lib/egg/logger.js b/lib/egg/logger.js
index 528bba3..8b2a5bb 100644
--- a/lib/egg/logger.js
+++ b/lib/egg/logger.js
@@ -1,5 +1,6 @@
 'use strict';
 
+const path = require('path');
 const Logger = require('../logger');
 const utils = require('../utils');
 const FileTransport = require('../transports/file');
@@ -14,7 +15,8 @@ class EggLogger extends Logger {
   /**
    * @constructor
    * @param {Object} options
-   *  - {String} file - log file
+   *  - {String} dir - log base dir
+   *  - {String} file - log file, support relavie path
    *  - {String} [encoding = utf8] - log string encoding
    *  - {String} [level = INFO] - file log level
    *  - {String} [consoleLevel = NONE] - console log level
@@ -28,6 +30,8 @@ class EggLogger extends Logger {
   constructor(options) {
     super(options);
 
+    if (!path.isAbsolute(this.options.file)) this.options.file = path.join(this.options.dir, this.options.file);
+
     if (this.options.outputJSON === true && this.options.file) {
       this.options.jsonFile = this.options.file.replace(/\.log$/, '.json.log');
     }
diff --git a/lib/egg/loggers.js b/lib/egg/loggers.js
index ab69a02..b349644 100644
--- a/lib/egg/loggers.js
+++ b/lib/egg/loggers.js
@@ -1,6 +1,5 @@
 'use strict';
 
-const path = require('path');
 const assert = require('assert');
 const debug = require('debug')('egg:logger');
 const utils = require('../utils');
@@ -66,28 +65,28 @@ class Loggers extends Map {
     assert(loggerConfig.errorLogName, 'should pass config.logger.errorLogName');
 
     const errorLogger = new ErrorLogger(utils.assign({}, loggerConfig, {
-      file: path.join(loggerConfig.dir, loggerConfig.errorLogName),
+      file: loggerConfig.errorLogName,
     }));
     this.set('errorLogger', errorLogger);
 
     if (loggerConfig.type === 'agent') {
       const logger = new Logger(utils.assign({}, loggerConfig, {
-        file: path.join(loggerConfig.dir, loggerConfig.agentLogName),
+        file: loggerConfig.agentLogName,
       }));
       this.set('logger', logger);
 
       const coreLogger = new Logger(utils.assign({}, loggerConfig, loggerConfig.coreLogger, {
-        file: path.join(loggerConfig.dir, loggerConfig.agentLogName),
+        file: loggerConfig.agentLogName,
       }));
       this.set('coreLogger', coreLogger);
     } else {
       const logger = new Logger(utils.assign({}, loggerConfig, {
-        file: path.join(loggerConfig.dir, loggerConfig.appLogName),
+        file: loggerConfig.appLogName,
       }));
       this.set('logger', logger);
 
       const coreLogger = new Logger(utils.assign({}, loggerConfig, loggerConfig.coreLogger, {
-        file: path.join(loggerConfig.dir, loggerConfig.coreLogName),
+        file: loggerConfig.coreLogName,
       }));
       this.set('coreLogger', coreLogger);
     }
diff --git a/package.json b/package.json
index 5bb7449..38d3400 100644
--- a/package.json
+++ b/package.json
@@ -17,15 +17,16 @@
     "autod": "^3.0.1",
     "beautify-benchmark": "^0.2.4",
     "benchmark": "^2.1.4",
-    "coffee": "^5.1.0",
-    "egg-bin": "^1.11.1",
-    "egg-ci": "^1.10.0",
-    "eslint": "^5.9.0",
+    "coffee": "^5.2.1",
+    "egg-bin": "^4.9.0",
+    "egg-ci": "^1.11.0",
+    "eslint": "^5.11.1",
     "eslint-config-egg": "^7.1.0",
     "heapdump": "^0.3.12",
     "ko-sleep": "^1.0.3",
     "koa": "^1.6.2",
     "mm": "^2.4.1",
+    "mz": "^2.7.0",
     "mz-modules": "^2.1.0",
     "rimraf": "^2.6.2",
     "should": "^13.2.3",
diff --git a/test/lib/egg/custom_logger.test.js b/test/lib/egg/custom_logger.test.js
index aa39fd4..37b1682 100644
--- a/test/lib/egg/custom_logger.test.js
+++ b/test/lib/egg/custom_logger.test.js
@@ -1,30 +1,38 @@
 'use strict';
 
-require('should');
-const fs = require('fs');
+const assert = require('assert');
+const { fs } = require('mz');
 const path = require('path');
 const coffee = require('coffee');
-const rimraf = require('rimraf');
+const { rimraf } = require('mz-modules');
 
 describe('test/egg/custom_logger.test.js', () => {
   const loggerFile = path.join(__dirname, '../../fixtures/egg_custom_logger.js');
-  const filepath = path.join(__dirname, '../../fixtures/tmp/a.log');
+  const tmpDir = path.join(__dirname, '../../fixtures/tmp');
+  const filePath = path.join(tmpDir, '/a.log');
 
-  afterEach(() => {
-    rimraf.sync(path.dirname(filepath));
-  });
+  beforeEach(() => rimraf(path.dirname(filePath)));
+  afterEach(() => rimraf(path.dirname(filePath)));
 
-  it('should format work', done => {
+  it('should format work', function*() {
     const options = {
-      file: filepath,
+      file: filePath,
       level: 'WARN',
     };
-    coffee.fork(loggerFile, [ JSON.stringify(options) ])
-      .end(() => {
-        fs.readFileSync(filepath, 'utf8')
-          .should.match(/\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2},\d{3} ERROR \d+ error foo\n/);
-        done();
-      });
+    yield coffee.fork(loggerFile, [ JSON.stringify(options) ]).end();
+    const log = yield fs.readFile(filePath, 'utf-8');
+    assert(log.match(/\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2},\d{3} ERROR \d+ error foo\n/));
   });
 
+  it('should support relative path', function* () {
+    const options = {
+      dir: tmpDir,
+      file: 'relative.log',
+      level: 'WARN',
+    };
+    yield coffee.fork(loggerFile, [ JSON.stringify(options) ]).end();
+
+    const log = yield fs.readFile(path.join(tmpDir, options.file), 'utf-8');
+    assert(log.match(/\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2},\d{3} ERROR \d+ error foo\n/));
+  });
 });
diff --git a/test/lib/egg/loggers.test.js b/test/lib/egg/loggers.test.js
index fea8999..f5bd122 100644
--- a/test/lib/egg/loggers.test.js
+++ b/test/lib/egg/loggers.test.js
@@ -16,6 +16,7 @@ describe('test/egg/loggers.test.js', () => {
   const cLog = path.join(tmp, 'c.log');
   const dLog = path.join(tmp, 'd.log');
   const eLog = path.join(tmp, 'e.log');
+  const fLog = 'f.log';
 
   describe('application', () => {
     let loggers;
@@ -53,6 +54,9 @@ describe('test/egg/loggers.test.js', () => {
             file: eLog,
             concentrateError: 'ignore',
           },
+          fLogger: {
+            file: fLog,
+          },
         },
       });
     });
@@ -158,6 +162,15 @@ describe('test/egg/loggers.test.js', () => {
       content.should.not.containEql('\n');
     });
 
+    it('should fLogger log to f.log with relative config', function*() {
+      loggers.fLogger.info('fLogger info foo');
+
+      yield sleep(10);
+
+      const content = fs.readFileSync(path.join(tmp, 'f.log'), 'utf8');
+      content.should.containEql('fLogger info foo');
+    });
+
     it('reload all logger', done => {
       loggers.reload();
       setTimeout(done, 500);