diff --git a/package.json b/package.json
index 3f0a5b3b..59e6704c 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
     "coveralls": "^2.10.0",
     "doctoc": "^0.15.0",
     "ejs": "^2.3.4",
-    "eslint": "^1.3.0",
+    "eslint": "^2.1.0",
     "eventemitter2": "^0.4.14",
     "flow-bin": "^0.14",
     "gulp": "^3.8.10",
diff --git a/src/common/connection.js b/src/common/connection.js
index e8ad4af3..23d63626 100644
--- a/src/common/connection.js
+++ b/src/common/connection.js
@@ -1,4 +1,3 @@
-'use strict';
 const _ = require('lodash');
 const {EventEmitter} = require('events');
 const WebSocket = require('ws');
diff --git a/test/connection-test.js b/test/connection-test.js
index 10c88efc..c28c279f 100644
--- a/test/connection-test.js
+++ b/test/connection-test.js
@@ -1,5 +1,4 @@
 /* eslint-disable max-nested-callbacks */
-'use strict';
 
 const _ = require('lodash');
 const net = require('net');