diff --git a/nixos/configs/sternchen/packages.nix b/nixos/configs/sternchen/packages.nix
index 0b5938d..9889187 100644
--- a/nixos/configs/sternchen/packages.nix
+++ b/nixos/configs/sternchen/packages.nix
@@ -37,12 +37,12 @@
     #
     #tor-browser-bundle-bin
     (tor-browser-bundle-bin.overrideAttrs (old: rec {
-      version = "10.5";
+      version = "10.5.8";
       name = "tor-browser-bundle-${version}";
       src = pkgs.fetchurl {
         url =
-          "https://dist.torproject.org/torbrowser/10.5/tor-browser-linux64-10.5_en-US.tar.xz";
-        sha256 = "1dq9jys60rn2w37dvb2a69gmqsi7278b782am14wci57kmajlpvm";
+          "https://dist.torproject.org/torbrowser/10.5.10/tor-browser-linux64-10.5.10_en-US.tar.xz";
+        sha256 = "2dq9jys60rn2w37dvb2a69gmqsi7278b782am14wci57kmajlpvm";
       };
     }))
   ];
diff --git a/nixos/configs/sterni/packages.nix b/nixos/configs/sterni/packages.nix
index 1e9e125..4454afa 100644
--- a/nixos/configs/sterni/packages.nix
+++ b/nixos/configs/sterni/packages.nix
@@ -23,9 +23,7 @@ in {
       exec ${pkgs.nixUnstable}/bin/nix --experimental-features "nix-command flakes" "$@"
     '')
 
-    #zeal # offline documentation
-    #keepassxc
-    sweethome3d.application
+    #sweethome3d.application
     pkgs.polygon-art.polygon-art
 
     # bluetooth gui
@@ -36,30 +34,26 @@ in {
     inkscape
     imagemagick
 
-    bitwig-studio3
-    sonic-pi
-    jack2
-    sononym-crawler
-    darktable
+    #bitwig-studio3
+    #sononym-crawler
+    #darktable
 
     # rust development environment
-    #cargo
-    #rustc
-    rustup
-    jetbrains.clion
+    #rustup
+    #jetbrains.clion
 
     # general
-    jetbrains.idea-ultimate
-    vscode
+    #jetbrains.idea-ultimate
+    #vscode
 
     # python
-    python3Full
-    jetbrains.pycharm-professional
-    jetbrains.datagrip
+    #python3Full
+    #jetbrains.pycharm-professional
+    #jetbrains.datagrip
 
-    element-desktop
+    #element-desktop
 
-    tor-browser-bundle-bin
+    #tor-browser-bundle-bin
     #(tor-browser-bundle-bin.overrideAttrs (old: rec {
     #  version = "10.0.15";
     #  name = "tor-browser-bundle-${version}";
diff --git a/nixos/modules/programs/shell-zsh.nix b/nixos/modules/programs/shell-zsh.nix
index ed8395a..ba4b52f 100644
--- a/nixos/modules/programs/shell-zsh.nix
+++ b/nixos/modules/programs/shell-zsh.nix
@@ -37,7 +37,6 @@ in {
 
         # powerline themes
         # ----------------
-        #theme = "agnoster";
         theme = "powerlevel9k/powerlevel9k";
 
         plugins = [
diff --git a/nixos/system/desktop/home-manager.nix b/nixos/system/desktop/home-manager.nix
index 306c4a7..890ef11 100644
--- a/nixos/system/desktop/home-manager.nix
+++ b/nixos/system/desktop/home-manager.nix
@@ -57,14 +57,23 @@ in {
 
     # use z instead of cd
     # use zi to fuzzy search through all registered directories
-    programs.zoxide.enable = true;
+    programs.zoxide = {
+      enable = true;
+      enableZshIntegration = true;
+    };
 
     # provide better `Ctrl+r` command in terminal
     programs.mcfly = {
       enable = true;
       keyScheme = "vim";
-      enableLightTheme = true;
+      #enableLightTheme = true;
       enableFuzzySearch = true;
+      enableZshIntegration = true;
+    };
+
+    programs.zsh = {
+      enable = true;
+      defaultKeymap = "viins";
     };
 
     home.git-pull = {
@@ -127,10 +136,6 @@ in {
       mpd_port = 6600
     '';
 
-    home.file.".zshrc".text = ''
-      # a fix for https://github.com/NixOS/nixpkgs/issues/27587
-      autoload -U compinit && compinit
-    '';
 
     programs.git = {
       enable = true;