diff --git a/home/laozi/common/core/default.nix b/home/laozi/common/core/default.nix
index 71bd61f..d6a4f26 100644
--- a/home/laozi/common/core/default.nix
+++ b/home/laozi/common/core/default.nix
@@ -35,16 +35,16 @@
       ncdu# TUI disk usage
       btop# resource monitor
       pfetch# system info
-      nerdfetch# fetch using nerdfonts
+
       pciutils# pci bus info + conns. to them
       coreutils# basic gnu utils
-      du-dust# see how disk space is being used
       usbutils
       ntfs3g # NTFS fs
       pmutils # power management https://pm-utils.freedesktop.org/wiki/
       
       wireshark
-      
+      nmap
+
       mosh# mobile shell 
       # curl
       ripgrep# better grep
diff --git a/home/laozi/common/optional/system/default.nix b/home/laozi/common/optional/system/default.nix
index fe71d0c..f6306bf 100644
--- a/home/laozi/common/optional/system/default.nix
+++ b/home/laozi/common/optional/system/default.nix
@@ -6,5 +6,7 @@
         inherit (pkgs)
         # Here go packages without my configs
         #!Remember to comment without space after package
+        nerdfetch# fetch using nerdfonts 
+        du-dust; # see how disk space is being used 
     };
 }