diff --git a/modules/cli/zsh/default.nix b/modules/cli/zsh/default.nix
index 81ae3f9..f3ee728 100644
--- a/modules/cli/zsh/default.nix
+++ b/modules/cli/zsh/default.nix
@@ -291,6 +291,7 @@
       nvim
       rename # this is perl-rename
       gfold
+      lsof
     ]
     ++ lib.optionals pkgs.stdenv.isLinux [
       usbutils