diff --git a/README.md b/README.md
index a6a2012..fd99615 100644
--- a/README.md
+++ b/README.md
@@ -19,6 +19,17 @@ instead of relying on naive regular expression parsing.
  - Hover
  - Follow composer autoloading
 
+## Build and Run From Source
+Clone whole repository and in root directory execute:
+```bash
+composer install 
+npm install
+npm run compile
+```
+To install it in VS Code copy extension directory to **.vscode/extensions**.
+
+[Install extension in VS Code](https://code.visualstudio.com/docs/extensions/install-extension)
+
 ## Contributing
 
 This is just the VS Code extension that spawns the actual language server. The language server itself is implemented purely in PHP [in its own repository](https://github.com/felixfbecker/php-language-server).