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diff --git a/apps/nogui/nushell/jolheiser.nu b/apps/nogui/nushell/jolheiser.nu
index d7eb6fa59e899cf6604445351ecdfd653a2c0234..c6a7d3dbcf13d71a8f5837999f59d898ba23137b 100644
--- a/apps/nogui/nushell/jolheiser.nu
+++ b/apps/nogui/nushell/jolheiser.nu
@@ -69,6 +69,18 @@   rm -rf $tmp
   echo 'nixpkgs.lib.fileContents ./go.mod.sri'
 }
 
+# Run a command if known, otherwise run it with nix
+def , [
+    cmd: string     # The command to run
+    ...args: string # Command arguments; all flags MUST be quoted
+  ] {
+  if (not (which $cmd | is-empty)) {
+    ^$cmd ...$args
+    return
+  }
+  ^nix run $"nixpkgs#($cmd)" -- ...$args
+}
+
 ## Other ##
 $env.EDITOR = hx
 $env.config = ($env.config | upsert "shell_integration" ("WEZTERM_PANE" not-in $env and "SSH_CLIENT" not-in $env))