diff --git a/example.nix b/example/config.nix
similarity index 94%
rename from example.nix
rename to example/config.nix
index 38830b6..e9766fe 100644
--- a/example.nix
+++ b/example/config.nix
@@ -1,4 +1,4 @@
-# nix-instantiate --strict --json --eval format.nix | jq
+# usage: nix-instantiate --eval --json --strict example/config.nix | jq .
 {
   type = "table";
   format = "gpt";
diff --git a/disko.nix b/example/default.nix
similarity index 93%
rename from disko.nix
rename to example/default.nix
index 2e6805a..69ef936 100644
--- a/disko.nix
+++ b/example/default.nix
@@ -1,3 +1,5 @@
+# usage: nix-instantiate --eval --json --strict example | jq -r .
+
 with import <nixpkgs/lib>;
 with builtins;
 
@@ -47,6 +49,6 @@ let
   f = q: x: fun.${x.type} q x;
 
   q0.device = "/dev/sda";
-  x0 = import ./example.nix;
+  x0 = import ./config.nix;
 in
   f q0 x0