diff --git a/hostconfig/thinkpad-nixos/work.nix b/hostconfig/thinkpad-nixos/work.nix
index 219b863..de1ddb1 100644
--- a/hostconfig/thinkpad-nixos/work.nix
+++ b/hostconfig/thinkpad-nixos/work.nix
@@ -17,7 +17,9 @@
       (pkgs.writeShellScriptBin "gpt" ''
         #!/usr/bin/env bash
 
-        if [ -n "$2" ]; then
+        if [[ "$1" = "--" ]]; then
+          shift
+        elif [[ -n "$2" ]]; then
             VER=" $1"
             shift
         fi