diff --git a/overlays/derivations/nu/cfg/config.nu b/overlays/derivations/nu/cfg/config.nu
index eabe36a..03d6800 100644
--- a/overlays/derivations/nu/cfg/config.nu
+++ b/overlays/derivations/nu/cfg/config.nu
@@ -21,4 +21,4 @@ mkdir ($nu.data-dir | path join "vendor/autoload")
 starship init nu | save -f ($nu.data-dir | path join "vendor/autoload/starship.nu")
 zoxide init nushell | save -f ($nu.data-dir | path join "vendor/autoload/zoxide.nu")
 
-alias nos = "sudo nh os"
+alias nos = "nh os"
diff --git a/overlays/derivations/nu/cfg/env.nu b/overlays/derivations/nu/cfg/env.nu
index 9de30a7..7d01812 100644
--- a/overlays/derivations/nu/cfg/env.nu
+++ b/overlays/derivations/nu/cfg/env.nu
@@ -17,8 +17,6 @@
 # You can remove these comments if you want or leave
 # them for future reference.
 
-def co
-
 $env = {
   config = {
     hooks: {