diff --git a/overlays/derivations/nu/cfg/config.nu b/overlays/derivations/nu/cfg/config.nu
index 2f22033..8c68fc5 100644
--- a/overlays/derivations/nu/cfg/config.nu
+++ b/overlays/derivations/nu/cfg/config.nu
@@ -20,3 +20,12 @@
 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")
+
+# A bit more advanced alias for `nh os`
+def nos [flags]: nothing -> nothing {
+  help nos
+}
+
+def "nos switch" []: nothing -> nothing {
+  nh os switch
+}
diff --git a/overlays/derivations/nu/cfg/env.nu b/overlays/derivations/nu/cfg/env.nu
index 2f444b2..9de30a7 100644
--- a/overlays/derivations/nu/cfg/env.nu
+++ b/overlays/derivations/nu/cfg/env.nu
@@ -17,17 +17,26 @@
 # You can remove these comments if you want or leave
 # them for future reference.
 
-$env.config = {
-  hooks: {
-    pre_prompt: [{ ||
-      if (which direnv | is-empty) {
-        return
-      }
+def co
 
-      direnv export json | from json | default {} | load-env
-      if 'ENV_CONVERSIONS' in $env and 'PATH' in $env.ENV_CONVERSIONS {
-        $env.PATH = do $env.ENV_CONVERSIONS.PATH.from_string $env.PATH
-      }
-    }]
+$env = {
+  config = {
+    hooks: {
+      pre_prompt: [{ ||
+        if (which direnv | is-empty) {
+          return
+        }
+  
+        direnv export json | from json | default {} | load-env
+        if 'ENV_CONVERSIONS' in $env and 'PATH' in $env.ENV_CONVERSIONS {
+          $env.PATH = do $env.ENV_CONVERSIONS.PATH.from_string $env.PATH
+        }
+      }]
+    }
+    table: {
+      mode = "heavy"
+    }
+    show_banner: false
   }
+  LS_COLOURS = ""
 }