diff --git a/nixos/configs/robi/packages.nix b/nixos/configs/robi/packages.nix
index d3c70fa..fb47b8c 100644
--- a/nixos/configs/robi/packages.nix
+++ b/nixos/configs/robi/packages.nix
@@ -4,5 +4,11 @@
     mediainfo
     youtube-dl
     ipset # for sshguard
+
+    unstable.vulnix
+    (pkgs.writers.writeBashBin "vulnix-system" ''
+      ${pkgs.unstable.vulnix}/bin/vulnix --profile /nix/var/nix/profiles/system
+    '')
+
   ];
 }
diff --git a/nixos/configs/sterni/packages.nix b/nixos/configs/sterni/packages.nix
index ccc6f21..c5eb42f 100644
--- a/nixos/configs/sterni/packages.nix
+++ b/nixos/configs/sterni/packages.nix
@@ -39,8 +39,6 @@ in
       exec ${pkgs.nixUnstable}/bin/nix --experimental-features "nix-command flakes" "$@"
     '')
 
-    neo4j-desktop
-
     sweethome3d.application
     pkgs.polygon-art.polygon-art
 
diff --git a/nixos/modules/programs/taskwarrior.nix b/nixos/modules/programs/taskwarrior.nix
index a84f461..bb568cb 100644
--- a/nixos/modules/programs/taskwarrior.nix
+++ b/nixos/modules/programs/taskwarrior.nix
@@ -21,18 +21,18 @@ let
     '';
   taskwarrior-tui = pkgs.unstable.taskwarrior-tui;
 
-  vit = pkgs.unstable.vit.overrideAttrs (old: rec {
-    name = "vit-${version}";
-    version = "master";
-    src = pkgs.fetchgit {
-      url = "https://github.com/scottkosty/vit.git";
-      #rev = "7200949214362139e8073b6ca1a58cc756b2ebd0";
-      #sha256 = "1s0rvqn8xjy3qiw9034wfzz2r7mwary70x32fqprz2w2h5r73j2m";
-      rev = "cfe5975bd054fe8ffe79527a1af6356528b60c63";
-      sha256 = "12fjx91l7cxxan3pg0xqmizpabp5g482vxqq5f3r8b6dw70l15hk";
-    };
-  });
-  #vit = pkgs.vit;
+  #vit = pkgs.unstable.vit.overrideAttrs (old: rec {
+  #  name = "vit-${version}";
+  #  version = "master";
+  #  src = pkgs.fetchgit {
+  #    url = "https://github.com/scottkosty/vit.git";
+  #    #rev = "7200949214362139e8073b6ca1a58cc756b2ebd0";
+  #    #sha256 = "1s0rvqn8xjy3qiw9034wfzz2r7mwary70x32fqprz2w2h5r73j2m";
+  #    rev = "cfe5975bd054fe8ffe79527a1af6356528b60c63";
+  #    sha256 = "12fjx91l7cxxan3pg0xqmizpabp5g482vxqq5f3r8b6dw70l15hk";
+  #  };
+  #});
+  vit = pkgs.unstable.vit;
 
 in
 {
diff --git a/nixos/system/all/sshd-known-hosts-private.nix b/nixos/system/all/sshd-known-hosts-private.nix
index 2984e52..d452ea3 100644
--- a/nixos/system/all/sshd-known-hosts-private.nix
+++ b/nixos/system/all/sshd-known-hosts-private.nix
@@ -18,6 +18,7 @@
         "robi"
         "144.76.13.147"
         "git.ingolf-wagner.de"
+        "taskd.ingolf-wagner.de"
       ];
       publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIK2PGX6cZuBUGX4VweMzi0aRh4uQ61yngCzZGcK3w5XV";
     };