diff --git a/README.md b/README.md
index 4950777..c58246d 100644
--- a/README.md
+++ b/README.md
@@ -9,3 +9,10 @@ Make Dependencies:
 - `wayland-scanner`
 - `make`
 - `gcc`
+
+Usage:
+```sh
+screencap # makes a full screenshot, saves it to out.png
+screencap '?' # prints all toplevels
+screencap '5c261201ff47b0f28a1b55ce9f0e2e20' # captures the toplevel with the given identifier to out.rif
+```