diff --git a/.gitignore b/.gitignore
index 70ddc5d..f6c15fb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 node_modules
 build
 .vscode
-.idea
\ No newline at end of file
+.idea
+coverage
\ No newline at end of file
diff --git a/README.md b/README.md
index 356756a..01d302a 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ This is a template repository. So just use the template and once you have your r
 
 ## Scripts
 
-```javascript
+```json
 "prepare": "npm run build",
 "prestart": "npm run build",
 "start": "node build/index.js",
@@ -13,23 +13,24 @@ This is a template repository. So just use the template and once you have your r
 "lint": "eslint . --ext .ts",
 "lint:fix": "npm run lint -- --fix",
 "test": "jest --verbose",
-"test:tdd": "npm t -- --watchAll"
+"test:watch": "npm t -- --watchAll",
+"test:coverage": "npm t -- --coverage"
 ```
 
 ## Test config
 
-```javascript
+```json
 {
   "roots": [
     "<rootDir>/src"
- ],
- "testMatch": [
-    "**/__tests__/**/*.+(ts|js)",
+  ],
+  "testMatch": [
+    "**/__tests__/**/*.+(ts|js)", 
     "**/?(*.)+(spec|test).+(ts|js)"
- ],
- "transform": {
+  ],
+  "transform": {
     "^.+\\.(ts)?$": "ts-jest"
- }
+  }
 }
 ```
 
diff --git a/jest.config.js b/jest.config.js
deleted file mode 100644
index b2fac37..0000000
--- a/jest.config.js
+++ /dev/null
@@ -1,7 +0,0 @@
-module.exports = {
-  roots: ['<rootDir>/src'],
-  testMatch: ['**/__tests__/**/*.+(ts|js)', '**/?(*.)+(spec|test).+(ts|js)'],
-  transform: {
-    '^.+\\.(ts)?$': 'ts-jest'
-  }
-}
diff --git a/jest.config.json b/jest.config.json
new file mode 100644
index 0000000..a036257
--- /dev/null
+++ b/jest.config.json
@@ -0,0 +1,12 @@
+{
+  "roots": [
+    "<rootDir>/src"
+  ],
+  "testMatch": [
+    "**/__tests__/**/*.+(ts|js)", 
+    "**/?(*.)+(spec|test).+(ts|js)"
+  ],
+  "transform": {
+    "^.+\\.(ts)?$": "ts-jest"
+  }
+}
diff --git a/package.json b/package.json
index 35ee9dc..43e323a 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,8 @@
     "lint": "eslint . --ext .ts",
     "lint:fix": "npm run lint -- --fix",
     "test": "jest --verbose",
-    "test:tdd": "npm t -- --watchAll"
+    "test:watch": "npm t -- --watchAll",
+    "test:coverage": "npm t -- --coverage"
   },
   "repository": {
     "type": "git",
@@ -46,4 +47,4 @@
     "ts-jest": "^26.1.3",
     "typescript": "^3.9.7"
   }
-}
\ No newline at end of file
+}