diff --git a/packages/xo-lib/package.json b/packages/xo-lib/package.json
index ccb869c65..ee6cadc1f 100644
--- a/packages/xo-lib/package.json
+++ b/packages/xo-lib/package.json
@@ -28,22 +28,22 @@
     "node": ">=0.12"
   },
   "dependencies": {
-    "jsonrpc-websocket-client": "0.0.1-4",
-    "lodash.startswith": "^3.0.1",
+    "jsonrpc-websocket-client": "0.0.1-5",
+    "lodash.startswith": "^4.0.0",
     "make-error": "^1.0.4"
   },
   "devDependencies": {
     "babel-cli": "^6.3.17",
-    "babel-eslint": "^5.0.0-beta6",
+    "babel-eslint": "^6.0.0-beta.6",
     "babel-preset-es2015": "^6.3.13",
     "babel-preset-stage-0": "^6.3.13",
     "clarify": "^1.0.5",
     "dependency-check": "^2.5.1",
     "mocha": "^2.3.4",
     "must": "^0.13.1",
-    "nyc": "^5.0.0",
+    "nyc": "^6.1.1",
     "source-map-support": "^0.4.0",
-    "standard": "^5.4.1",
+    "standard": "^6.0.8",
     "trace": "^2.0.1"
   },
   "scripts": {
diff --git a/packages/xo-lib/src/index.js b/packages/xo-lib/src/index.js
index a2ff93e4f..a4d9f482a 100644
--- a/packages/xo-lib/src/index.js
+++ b/packages/xo-lib/src/index.js
@@ -18,7 +18,7 @@ export class XoError extends BaseError {}
 // TODO: implement call(...).retry(predicate)
 export default class Xo extends JsonRpcWebSocketClient {
   constructor (opts) {
-    super(`${opts && opts.url || '.' }/api/`)
+    super(`${opts && opts.url || '.'}/api/`)
 
     this._credentials = opts && opts.credentials || null
     this._user = null
@@ -45,7 +45,7 @@ export default class Xo extends JsonRpcWebSocketClient {
     }
 
     const promise = super.call(method, args)
-    promise.retry = predicate => promise.catch(error => {
+    promise.retry = (predicate) => promise.catch((error) => {
       i = (i || 0) + 1
       if (predicate(error, i)) {
         return this.call(method, args, i)
@@ -63,7 +63,7 @@ export default class Xo extends JsonRpcWebSocketClient {
   }
 
   _signIn (credentials) {
-    return super.call('session.signIn', credentials).then(user => {
+    return super.call('session.signIn', credentials).then((user) => {
       this._user = user
       this.emit('authenticated')
     })