diff --git a/package.json b/package.json
index d7a9910..9d7dcb6 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "arui-scripts",
-  "version": "4.0.0-prerelease2",
+  "version": "4.0.0",
   "main": "index.js",
   "license": "MPL-2.0",
   "repository": {
@@ -49,7 +49,7 @@
     "jest": "23.6.0",
     "jest-snapshot-serializer-class-name-to-string": "1.0.0",
     "lodash.merge": "4.6.1",
-    "mini-css-extract-plugin": "^0.4.4",
+    "mini-css-extract-plugin": "0.4.4",
     "null-loader": "0.1.1",
     "optimize-css-assets-webpack-plugin": "5.0.1",
     "postcss-calc": "^6.0.1",
diff --git a/test/src/__tests__/utils.tests.ts b/test/src/__tests__/utils.tests.ts
index 1158a3f..248d54b 100644
--- a/test/src/__tests__/utils.tests.ts
+++ b/test/src/__tests__/utils.tests.ts
@@ -2,7 +2,7 @@ import { isSmaller, YesNoEnum } from '../utils';
 
 describe('isSmaller', () => {
     it('should return no if a not greater than b', () => {
-        const result = isSmaller(1 ,2);
+        const result = isSmaller(1, 2);
 
         expect(result).toBe(YesNoEnum.No);
     });