diff --git a/README.md b/README.md
index 4ea798f..99e69a9 100644
--- a/README.md
+++ b/README.md
@@ -14,4 +14,14 @@
 - Authentication
 - Optimizations & NgModules
 - Deployment
-- Animations & Testing
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+- Animations & Testing
+
+## requirements
+
+Install nodejs, npm, angular-cli and @angular-devkit/build-angular
+
+```bash
+sudo apt install nodejs npm
+sudo npm install -g @angular/cli
+sudo npm install --save-dev @angular-devkit/build-angular
+```
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