diff --git a/README b/README
index f0b520d..b0456dc 100644
--- a/README
+++ b/README
@@ -12,3 +12,14 @@ mode without having to reach the keyboard.
 No, but I can easily know if it works. Also, a tutorial
 (https://tronche.com/gui/x/xlib-tutorial/2nd-program-anatomy.html) and
 Xrandr(3) man page probably know :-)
+
+Compilation
+----
+
+- get Xlib and libXrandr
+- run `make`
+
+Usage
+----
+
+`dirot`. That's it.