diff --git a/README.md b/README.md
index 2bfebe2..f09ff48 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,26 @@
-# arch-repo
+# calrepo
+
+Personal Arch Linux package repository.
+
+## Table of contents
+  - [Usage <a name="usage"></a>](#usage-)
+  - [Contributing <a name="contributing"></a>](#contributing-)
+  - [License <a name="license"></a>](#license-)
+
+## Usage <a name="usage"></a>
+
+Add 
+
+```bash
+[calrepo]
+SigLevel = Required DatabaseOptional
+Server = https://slococo.com.ar/arch-repo/$arch
+```
+
+to the end of `/etc/pacman.conf`.
+
+## Contributing <a name="contributing"></a>
+PRs are welcome.
+
+## License <a name="license"></a>
+[MIT]()