diff --git a/flake.nix b/flake.nix
index 6a0001a..947da74 100644
--- a/flake.nix
+++ b/flake.nix
@@ -78,6 +78,7 @@
 
       homeConfigurations."artem@mars" = home-manager.lib.homeManagerConfiguration {
         pkgs = nixpkgs.legacyPackages.x86_64-darwin;
+        specialArgs.primaryUser = "artem";
         modules = [
           self.homeModules.main
           ./hosts/mars/home.nix
diff --git a/hosts/deimos/nixos.nix b/hosts/deimos/nixos.nix
index aecedf8..f762978 100644
--- a/hosts/deimos/nixos.nix
+++ b/hosts/deimos/nixos.nix
@@ -62,7 +62,6 @@
       exec /run/wrappers/bin/fusermount -u "$1"
     '')
 
-    silver-searcher
     file
     nixfmt
     nixd
diff --git a/hosts/mars/home.nix b/hosts/mars/home.nix
index d18bbd8..6b7d211 100644
--- a/hosts/mars/home.nix
+++ b/hosts/mars/home.nix
@@ -1,12 +1,14 @@
-{ pkgs, ... }:
+{ pkgs, primaryUser, ... }:
 {
+  nixpkgs.hostPlatform = "x86_64-darwin";
+
   # TODO: consider
   # https://nest.pijul.com/yonkeltron/macOS-nix-config:main/ZLDSMIXK5XFW6.EIAAA
   # and
   # https://github.com/bgub/nix-macos-starter/tree/main
 
-  home.username = "artem";
-  home.homeDirectory = "/Users/artem";
+  home.username = primaryUser;
+  home.homeDirectory = "/Users/${primaryUser}";
 
   home.packages = with pkgs; [
     secretive
diff --git a/modules/mac-portable.nix b/modules/mac-portable.nix
index a41de01..97c2a5c 100644
--- a/modules/mac-portable.nix
+++ b/modules/mac-portable.nix
@@ -1,6 +1,5 @@
 { pkgs, primaryUser, ... }:
 {
-  nixpkgs.hostPlatform = "x86_64-darwin";
   nixpkgs.config.allowUnfree = true;
 
   system.primaryUser = primaryUser;