diff --git a/common.nix b/common.nix
index 44ada84..c2aebb0 100644
--- a/common.nix
+++ b/common.nix
@@ -33,7 +33,7 @@ with builtins;
       jdk libsecret gh nix-prefetch-scripts fzf glab ripgrep
       sl lolcat appimage-run git-crypt file whois p7zip file nmap cmatrix tree
       socat smartmontools mprocs
-      dig aria2 usbutils numbat
+      dig aria2 usbutils
     ];
   };
 
diff --git a/flake.lock b/flake.lock
index e5304e5..b62c4ec 100644
--- a/flake.lock
+++ b/flake.lock
@@ -245,11 +245,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1699025595,
-        "narHash": "sha256-e+o4PoSu2Z6Ww8y/AVUmMU200rNZoRK+p2opQ7Db8Rg=",
+        "lastModified": 1697838989,
+        "narHash": "sha256-hwVlO+st8vWJO6iy3/JbMHrUyY4Ak7xUSmffoWqBPUg=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "8765d4e38aa0be53cdeee26f7386173e6c65618d",
+        "rev": "ae631b0b20f06f7d239d160723d228891ddb2fe0",
         "type": "github"
       },
       "original": {
@@ -418,11 +418,11 @@
     },
     "nixpkgs-stable": {
       "locked": {
-        "lastModified": 1699169573,
-        "narHash": "sha256-cvUb1xZkvOp3W2SzylStrTirhVd9zCeo5utJl9nSIhw=",
+        "lastModified": 1697777081,
+        "narHash": "sha256-n2vQARhKevRGyeo+LAa8g+CdUQsdH/caNk8jnylcPhY=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "aeefe2054617cae501809b82b44a8e8f7be7cc4b",
+        "rev": "679cadfdfed2b90311a247b2d6ef6dfd3d6cab73",
         "type": "github"
       },
       "original": {
@@ -569,11 +569,11 @@
     },
     "nixpkgs_9": {
       "locked": {
-        "lastModified": 1699099776,
-        "narHash": "sha256-X09iKJ27mGsGambGfkKzqvw5esP1L/Rf8H3u3fCqIiU=",
+        "lastModified": 1697723726,
+        "narHash": "sha256-SaTWPkI8a5xSHX/rrKzUe+/uVNy6zCGMXgoeMb7T9rg=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "85f1ba3e51676fa8cc604a3d863d729026a6b8eb",
+        "rev": "7c9cc5a6e5d38010801741ac830a3f8fd667a7a0",
         "type": "github"
       },
       "original": {
diff --git a/hosts/catbook-j/configuration.nix b/hosts/catbook-j/configuration.nix
index 8925751..12aaed4 100644
--- a/hosts/catbook-j/configuration.nix
+++ b/hosts/catbook-j/configuration.nix
@@ -53,12 +53,10 @@ in {
     device = "DELL081C:00 044E:121F Mouse";
     sensitivity = 255;
   };
-
-  hardware.usb-modeswitch.enable = true;
+  hardware.usbWwan.enable = true;
   systemd.services."ModemManager".enable = true;
   systemd.services."ModemManager".wants = [ "NetworkManager.service" ];
   systemd.services."ModemManager".wantedBy = [ "multi-user.target" ];
-
   programs.wireshark.enable = true;
 
   boot.resumeDevice = "/dev/disk/by-uuid/4f9e8afa-f8d7-40bf-b3ea-17e8e8fbb694";
diff --git a/justfile b/justfile
index f68615b..18dab21 100644
--- a/justfile
+++ b/justfile
@@ -1,8 +1,5 @@
-build: 
-	sudo nixos-rebuild switch --flake . --impure
-
 test:
 	sudo nixos-rebuild test --flake . --impure
 
-update:
-	nix flake update --commit-lock-file
\ No newline at end of file
+build: 
+	sudo nixos-rebuild switch --flake . --impure
diff --git a/modules/desktop/default.nix b/modules/desktop/default.nix
index 734c92d..563288d 100644
--- a/modules/desktop/default.nix
+++ b/modules/desktop/default.nix
@@ -202,6 +202,9 @@ in with lib; {
 
         yt-dlp
 
+        argyllcms
+        displaycal
+
         # carapace completer
         carapace
         
diff --git a/modules/desktop/networking.nix b/modules/desktop/networking.nix
index 3167fb2..7a62d05 100644
--- a/modules/desktop/networking.nix
+++ b/modules/desktop/networking.nix
@@ -41,28 +41,6 @@ in {
         "10.31.208.9" = [
           "mqtt.z9"
         ];
-        "10.31.208.10" = [
-          "club-assistant.ccchh.net"
-        ];
-        "10.31.208.23" = [
-          "light.z9"
-          "light.ccchh.net"
-        ];
-        "10.31.210.31" = [
-          "octopi.z9.ccchh.net"
-        ];
-        "10.31.210.33" = [
-          "wled-kueche.z9.ccchh.net"
-        ];
-        "10.31.210.34" = [
-          "wled-serverschrank.z9.ccchh.net"
-        ];
-        "10.31.208.25" = [
-          "zigbee2mqtt.ccchh.net"
-        ];
-        "10.31.208.24" = [
-          "esphome.ccchh.net"
-        ];
       };
     };
     environment.etc = (with builtins; (
diff --git a/modules/desktop/themeing.nix b/modules/desktop/themeing.nix
index 11dfb86..01a89cc 100644
--- a/modules/desktop/themeing.nix
+++ b/modules/desktop/themeing.nix
@@ -2,7 +2,7 @@
 
 {
   config = {
-    fonts.packages = with pkgs; [
+    fonts.fonts = with pkgs; [
       atkinson-hyperlegible
     ];
     home-manager.users.jade = { pkgs, ... }: {
diff --git a/other/config.nu b/other/config.nu
index f855892..cd8e7a9 100644
--- a/other/config.nu
+++ b/other/config.nu
@@ -151,6 +151,7 @@ $env.config = {
     }
 
     cd: {
+        abbreviations: true # allows `cd s/o/f` to expand to `cd some/other/folder`
     }
 
     table: {
diff --git a/other/scripts/desktop/window-screenshot.nu b/other/scripts/desktop/window-screenshot.nu
old mode 100755
new mode 100644
diff --git a/other/scripts/networkhooks/ccchh.nu b/other/scripts/networkhooks/ccchh.nu
index 30833ae..bce6e8e 100644
--- a/other/scripts/networkhooks/ccchh.nu
+++ b/other/scripts/networkhooks/ccchh.nu
@@ -17,6 +17,7 @@ def main [
       curl mqtt://mqtt.z9/winkekatze/katz9/eye/set -d (rand-color);
       curl mqtt://mqtt.z9/winkekatze/Viktoria/eye/set -d (rand-color);
       curl mqtt://mqtt.z9/winkekatze/allcats -d 'wink';
+      mullvad connect;
 
       date now | save '/var/lib/ccchh-winken/last' -f;
     }