diff --git a/karma.config.js b/karma.config.js
index a7545d31..4fc69f15 100644
--- a/karma.config.js
+++ b/karma.config.js
@@ -1,7 +1,10 @@
-const path = require('path');
+/*global process,module,__dirname*/
 
-const srcPath = path.join(__dirname, 'src');
-const testPath = path.join(__dirname, 'test');
+'use strict';
+
+var path = require('path');
+var srcPath = path.join(__dirname, 'src');
+var testPath = path.join(__dirname, 'test');
 
 // Set environment to testing
 process.env.NODE_ENV = 'testing';
diff --git a/package.json b/package.json
index e8dc26e0..72468921 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "react-sketch",
-  "version": "0.2.3",
+  "version": "0.2.4",
   "description": "Sketch Element for React based applications, backed-up by fabricjs as its core",
   "keywords": [
     "react",
@@ -39,53 +39,53 @@
     "node": ">0.4.0 <1.0.0"
   },
   "peerDependencies": {
-    "react": "^15.0.1",
-    "react-dom": "^15.0.1"
+    "react": "^15.0.2",
+    "react-dom": "^15.0.2"
   },
   "devDependencies": {
-    "babel-cli": "^6.7.7",
-    "babel-core": "^6.7.7",
+    "babel-cli": "^6.8.0",
+    "babel-core": "^6.8.0",
     "babel-eslint": "^6.0.4",
     "babel-loader": "^6.2.4",
-    "babel-plugin-transform-object-assign": "^6.5.0",
-    "babel-plugin-transform-react-display-name": "^6.5.0",
-    "babel-plugin-transform-runtime": "^6.7.5",
-    "babel-preset-react-hmre": "^1.0.1",
-    "babel-polyfill": "^6.7.4",
+    "babel-plugin-transform-object-assign": "^6.8.0",
+    "babel-plugin-transform-react-display-name": "^6.8.0",
+    "babel-plugin-transform-runtime": "^6.8.0",
+    "babel-preset-react-hmre": "^1.1.1",
+    "babel-polyfill": "^6.8.0",
     "babel-preset-es2015": "^6.6.0",
     "babel-preset-es2015-loose": "^7.0.0",
     "babel-preset-react": "^6.5.0",
     "babel-preset-stage-0": "^6.5.0",
-    "canvas": "^1.3.12",
+    "canvas": "^1.3.15",
     "chai": "^3.5.0",
-    "core-js": "^2.3.0",
+    "core-js": "^2.4.0",
     "css-loader": "^0.23.1",
-    "eslint": "^2.8.0",
+    "eslint": "^2.9.0",
     "eslint-loader": "^1.3.0",
-    "eslint-plugin-react": "^5.0.1",
-    "fabric": "^1.6.0",
+    "eslint-plugin-react": "^5.1.1",
+    "fabric": "^1.6.1",
     "flexboxgrid": "^6.3.0",
-    "html-webpack-plugin": "^2.16.0",
+    "html-webpack-plugin": "^2.16.1",
     "karma": "^0.13.22",
     "karma-babel-preprocessor": "^6.0.1",
     "karma-chai": "^0.1.0",
-    "karma-coverage": "^0.5.5",
-    "karma-mocha": "^0.2.2",
-    "karma-mocha-reporter": "^2.0.2",
+    "karma-coverage": "^1.0.0",
+    "karma-mocha": "^1.0.1",
+    "karma-mocha-reporter": "^2.0.3",
     "karma-phantomjs-launcher": "^1.0.0",
-    "karma-phantomjs-shim": "^1.3.0",
+    "karma-phantomjs-shim": "^1.4.0",
     "karma-sourcemap-loader": "^0.3.7",
     "karma-webpack": "^1.7.0",
-    "material-ui": "^0.14.4",
+    "material-ui": "^0.15.0",
     "mocha": "^2.4.5",
     "open": "0.0.5",
     "open-browser-webpack-plugin": "0.0.2",
     "phantomjs": "^2.1.7",
     "phantomjs-prebuilt": "^2.1.7",
-    "react": "^15.0.1",
-    "react-addons-test-utils": "^15.0.1",
-    "react-color": "^2.0.0",
-    "react-dom": "latest",
+    "react": "^15.0.2",
+    "react-addons-test-utils": "^15.0.2",
+    "react-color": "^2.1.0",
+    "react-dom": "^15.0.2",
     "react-hot-loader": "^1.3.0",
     "react-tap-event-plugin": "latest",
     "rimraf": "^2.5.2",
diff --git a/test/SketchFieldTest.js b/test/SketchFieldTest.js
index 03ada82f..d484f328 100644
--- a/test/SketchFieldTest.js
+++ b/test/SketchFieldTest.js
@@ -1,4 +1,4 @@
-/* global expect */
+/* global expect, describe,it */
 /* eslint no-console: 0 */
 /* eslint-env node, mocha */
 'use strict';