diff --git a/package.json b/package.json
index e8e2fc205..bbeea35af 100644
--- a/package.json
+++ b/package.json
@@ -4,13 +4,13 @@
   "license": "LGPL-3.0",
   "scripts": {
     "ng": "ng",
-    "start": "npm run build.shared && npm run build.extensions && ng serve --open",
-    "start:prod": "node --max-old-space-size=8192 node_modules/@angular/cli/bin/ng serve --prod --open",
+    "start": "npm run validate-config && npm run build.shared && npm run build.extensions && ng serve --open",
+    "start:prod": "npm run validate-config && node --max-old-space-size=8192 node_modules/@angular/cli/bin/ng serve --prod --open",
     "build:aos-extension": "npx rimraf dist/@alfresco/adf-office-services-ext && ng build adf-office-services-ext && cpr projects/adf-office-services-ext/ngi.json dist/@alfresco/adf-office-services-ext/ngi.json && cpr projects/adf-office-services-ext/assets dist/@alfresco/adf-office-services-ext/assets",
     "build.shared": "ng build aca-shared",
     "build.extensions": "npm run build:aos-extension",
     "build.app": "node --max-old-space-size=8192 node_modules/@angular/cli/bin/ng build app",
-    "build": "npm run build.shared && npm run build.extensions && npm run build.app -- --prod",
+    "build": "npm run validate-config && npm run build.shared && npm run build.extensions && npm run build.app -- --prod",
     "build.e2e": "npm run build.shared && npm run build.extensions && npm run build.app -- --prod --configuration=e2e",
     "test": "ng test app --code-coverage",
     "test:ci": "npm run build.shared && npm run build.extensions && ng test adf-office-services-ext --watch=false && ng test app --code-coverage --watch=false",
@@ -27,12 +27,13 @@
     "inspect.bundle": "ng build app --prod --stats-json && npx webpack-bundle-analyzer dist/app/stats.json",
     "format:check": "prettier --check \"src/{app,environments}/**/*.{ts,js,css,scss,html}\"",
     "format:fix": "prettier --write \"src/{app,environments}/**/*.{ts,js,css,scss,html}\"",
-    "build.tomcat": "npm run build.shared && npm run build.extensions && npm run build.app -- --prod --base-href ./ && jar -cvf docker/tomcat/artifacts/content-app.war -C dist/app/ .",
+    "build.tomcat": "npm run validate-config && npm run build.shared && npm run build.extensions && npm run build.app -- --prod --base-href ./ && jar -cvf docker/tomcat/artifacts/content-app.war -C dist/app/ .",
     "build.tomcat.e2e": "./build-tomcat-e2e.sh",
     "e2e.tomcat": "npm run wd:update && protractor --baseUrl=http://localhost:8080/content-app/ $SUITE",
     "docker.tomcat.start": "cd docker/tomcat && docker-compose up -d --build && npm run wait:app",
     "docker.tomcat.stop": "cd docker/tomcat && docker-compose stop",
-    "docker.tomcat.e2e": "npm run docker.tomcat.start && npm run e2e.tomcat"
+    "docker.tomcat.e2e": "npm run docker.tomcat.start && npm run e2e.tomcat",
+    "validate-config": "ajv validate -s ./node_modules/@alfresco/adf-core/app.config.schema.json -d ./src/app.config.json --errors=text --verbose"
   },
   "private": true,
   "dependencies": {