diff --git a/README.md b/README.md
index 2dded22..c739ff0 100644
--- a/README.md
+++ b/README.md
@@ -38,11 +38,11 @@ To run all tests in watch mode:
 
 You can run the application seeing how the `updateQuality()` function works:
 
-```npx ts-node test/golden-master-text-test.ts```
+```npm run app```
 
 Or with the number of days as args:
 
-```npx ts-node test/golde-master-text-test.ts 10```
+```npm run app 10```
 
 # Gilded Rose Requirements Specification
 
diff --git a/package.json b/package.json
index f9257c8..acab351 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,8 @@
     "compile": "tsc",
     "pretest": "rimraf app/**/*.js test/**/*.js",
     "test:jest": "jest",
-    "test:jest:watch": "jest --watchAll"
+    "test:jest:watch": "jest --watchAll",
+    "app": "ts-node test/golden-master-text-test.ts"
   },
   "license": "MIT",
   "private": true,