diff --git a/modules/common/nushell/configuration.nu b/modules/common/nushell/configuration.nu
index df77d85..eb19838 100644
--- a/modules/common/nushell/configuration.nu
+++ b/modules/common/nushell/configuration.nu
@@ -231,6 +231,16 @@ $env.config.menus = [
 ]
 
 $env.config.keybindings = [
+  {
+    name: copy_commandline
+    modifier: alt
+    keycode: char_c
+    mode: [ vi_normal vi_insert ]
+    event: {
+      send: executehostcommand
+      cmd: 'commandline | nu-highlight | $"```ansi\n($in)\n```" | copy'
+    }
+  }
   {
     name:     completion_menu
     modifier: none
diff --git a/modules/common/nushell/default.nix b/modules/common/nushell/default.nix
index 1f04435..1512291 100644
--- a/modules/common/nushell/default.nix
+++ b/modules/common/nushell/default.nix
@@ -1,5 +1,5 @@
 { config, lib, pkgs, ... }: let
-  inherit (lib) enabled const filter first foldl' getExe last match mkIf nameValuePair optionalAttrs readFile removeAttrs splitString;
+  inherit (lib) enabled filter first foldl' getExe last match mkIf nameValuePair optionalAttrs readFile removeAttrs splitString;
 in {
   users = optionalAttrs config.isLinux { defaultUserShell = pkgs.nushell; };
 
diff --git a/modules/common/nushell/environment.nu b/modules/common/nushell/environment.nu
index 31d5eef..be28004 100644
--- a/modules/common/nushell/environment.nu
+++ b/modules/common/nushell/environment.nu
@@ -7,12 +7,16 @@ $env.ENV_CONVERSIONS.PATH = {
   }
 }
 
-def --env mc [path: path] {
+def copy []: string -> nothing {
+	print -n $"(ansi osc)52;c;($in | encode base64)(ansi st)"
+}
+
+def --env mc [path: path]: nothing -> nothing {
   mkdir $path
   cd $path
 }
 
-def --env mcg [path: path] {
+def --env mcg [path: path]: nothing -> nothing {
   mkdir $path
   cd $path
   git init
diff --git a/rebuild.nu b/rebuild.nu
index e6b94f7..2799699 100755
--- a/rebuild.nu
+++ b/rebuild.nu
@@ -4,7 +4,7 @@
 def main --wrapped [
   host: string = "" # The host to build.
   ...arguments      # The arguments to pass to `nixos-rebuild switch`.
-] {
+]: nothing -> nothing {
   let host = if ($host | is-not-empty) {
     $host
   } else {