diff --git a/lass/5pkgs/sshify/default.nix b/lass/5pkgs/sshify/default.nix
index aba0ab6bb..445b9b4aa 100644
--- a/lass/5pkgs/sshify/default.nix
+++ b/lass/5pkgs/sshify/default.nix
@@ -1,4 +1,5 @@
 { pkgs }:
+# usage: sshify prism.r -- curl ifconfig.me
 pkgs.writers.writeBashBin "sshify" ''
   set -efu