diff --git a/flake.lock b/flake.lock
index 67e5bf8..d3f909a 100644
--- a/flake.lock
+++ b/flake.lock
@@ -5,11 +5,11 @@
         "nixpkgs": "nixpkgs"
       },
       "locked": {
-        "lastModified": 1709439398,
-        "narHash": "sha256-MW0zp3ta7SvdpjvhVCbtP20ewRwQZX2vRFn14gTc4Kg=",
+        "lastModified": 1709773529,
+        "narHash": "sha256-CNz9ybeR88j8QQxy7YNFa8RlNq3pWnXLvocWIt2n5Mg=",
         "owner": "nix-community",
         "repo": "disko",
-        "rev": "1f76b318aa11170c8ca8c225a9b4c458a5fcbb57",
+        "rev": "a2009bc2b4e1d3ff5360048292deb0d610aa064b",
         "type": "github"
       },
       "original": {
@@ -59,11 +59,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1709485962,
-        "narHash": "sha256-rmFB4uE10+LJbcVE4ePgiuHOBlUIjQOeZt4VQVJTU8M=",
+        "lastModified": 1709764752,
+        "narHash": "sha256-+lM4J4JoJeiN8V+3WSWndPHj1pJ9Jc1UMikGbXLqCTk=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "d579633ff9915a8f4058d5c439281097e92380a8",
+        "rev": "cf111d1a849ddfc38e9155be029519b0e2329615",
         "type": "github"
       },
       "original": {
@@ -73,6 +73,27 @@
         "type": "github"
       }
     },
+    "home-manager-2311": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs-2311"
+        ]
+      },
+      "locked": {
+        "lastModified": 1706981411,
+        "narHash": "sha256-cLbLPTL1CDmETVh4p0nQtvoF+FSEjsnJTFpTxhXywhQ=",
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "rev": "652fda4ca6dafeb090943422c34ae9145787af37",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "ref": "release-23.11",
+        "repo": "home-manager",
+        "type": "github"
+      }
+    },
     "libgit2": {
       "flake": false,
       "locked": {
@@ -97,11 +118,11 @@
         "nixpkgs-regression": "nixpkgs-regression"
       },
       "locked": {
-        "lastModified": 1709555398,
-        "narHash": "sha256-iNlldOzWIOljfN5mPXWtk8jhR1QM3/nI0jJyGrMpc+0=",
+        "lastModified": 1709830117,
+        "narHash": "sha256-dxTsArQn2YSxDktFckpBVSnadEBvksP8nrlXGP9EWzs=",
         "owner": "NixOS",
         "repo": "nix",
-        "rev": "438855952b7c0fcbcbe8e19b142c094a4abd0dea",
+        "rev": "b3b312827c750b92f725c5ea4ff91e04f45ab903",
         "type": "github"
       },
       "original": {
@@ -127,11 +148,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1708815994,
-        "narHash": "sha256-hL7N/ut2Xu0NaDxDMsw2HagAjgDskToGiyZOWriiLYM=",
+        "lastModified": 1709675310,
+        "narHash": "sha256-w61tqFEmuJ+/1rAwU7nkYZ+dN6sLwyobfLwX2Yn42FE=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "9a9dae8f6319600fa9aebde37f340975cab4b8c0",
+        "rev": "43d259f8d726113fac056e8bb17d5ac2dea3e0a8",
         "type": "github"
       },
       "original": {
@@ -141,6 +162,22 @@
         "type": "github"
       }
     },
+    "nixpkgs-2311": {
+      "locked": {
+        "lastModified": 1701282334,
+        "narHash": "sha256-MxCVrXY6v4QmfTwIysjjaX0XUhqBbxTWWB4HXtDYsdk=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "057f9aecfb71c4437d2b27d3323df7f93c010b7e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "23.11",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "nixpkgs-lib": {
       "locked": {
         "dir": "lib",
@@ -193,11 +230,11 @@
     },
     "nixpkgs_3": {
       "locked": {
-        "lastModified": 1709237383,
-        "narHash": "sha256-cy6ArO4k5qTx+l5o+0mL9f5fa86tYUX3ozE1S+Txlds=",
+        "lastModified": 1709703039,
+        "narHash": "sha256-6hqgQ8OK6gsMu1VtcGKBxKQInRLHtzulDo9Z5jxHEFY=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "1536926ef5621b09bba54035ae2bb6d806d72ac8",
+        "rev": "9df3e30ce24fd28c7b3e2de0d986769db5d6225d",
         "type": "github"
       },
       "original": {
@@ -227,9 +264,11 @@
       "inputs": {
         "disko": "disko",
         "home-manager": "home-manager",
+        "home-manager-2311": "home-manager-2311",
         "nix": "nix",
         "nixos-hardware": "nixos-hardware",
         "nixpkgs": "nixpkgs_3",
+        "nixpkgs-2311": "nixpkgs-2311",
         "wayland-pipewire-idle-inhibit": "wayland-pipewire-idle-inhibit"
       }
     },
diff --git a/flake.nix b/flake.nix
index a1db794..ddb779d 100644
--- a/flake.nix
+++ b/flake.nix
@@ -3,6 +3,11 @@
     disko.url = "github:nix-community/disko";
     nixos-hardware.url = "github:NixOS/nixos-hardware/master";
     nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+    nixpkgs-2311.url = "github:nixos/nixpkgs/23.11";
+    home-manager-2311 = {
+      url = "github:nix-community/home-manager/release-23.11";
+      inputs.nixpkgs.follows = "nixpkgs-2311";
+    };
     home-manager = {
       url = "github:nix-community/home-manager/master";
       inputs.nixpkgs.follows = "nixpkgs";
@@ -16,6 +21,7 @@
   outputs = inputs@{
     self,
       nixpkgs,
+      nixpkgs-2311,
       nix,
       nixos-hardware,
       home-manager,
@@ -43,6 +49,7 @@
       };
     in {
       fred = inputs.nixpkgs.lib.nixosSystem {
+        specialArgs = {inherit inputs;};
         modules = server.modules ++ [
           {
             networking.hostName = "fred";
@@ -51,6 +58,7 @@
         ];
       };
       www2 = inputs.nixpkgs.lib.nixosSystem {
+        specialArgs = {inherit inputs;};
         modules = server.modules ++ [
           {
             networking.hostName = "www2";
@@ -59,6 +67,7 @@
         ];
       };
       loki = inputs.nixpkgs.lib.nixosSystem {
+        specialArgs = {inherit inputs;};
         modules = workstation.modules ++ [
           {
             networking.hostName = "loki";
@@ -68,6 +77,7 @@
         ];
       };
       smaug = inputs.nixpkgs.lib.nixosSystem {
+        specialArgs = {inherit inputs;};
         modules = workstation.modules ++ [
           {
             networking.hostName = "smaug";
@@ -78,6 +88,7 @@
         ];
       };
       pocket2 = inputs.nixpkgs.lib.nixosSystem {
+        specialArgs = {inherit inputs;};
         modules = workstation.modules ++ [
           {
             networking.hostName = "pocket2";
@@ -90,6 +101,7 @@
         ];
       };
       dragon = inputs.nixpkgs.lib.nixosSystem {
+        specialArgs = {inherit inputs;};
         modules = workstation.modules ++ [
           {
             networking.hostName = "dragon";
@@ -102,6 +114,7 @@
         ];
       };
       eve = inputs.nixpkgs.lib.nixosSystem {
+        specialArgs = {inherit inputs;};
         modules = workstation.modules ++ [
           {
             networking.hostName = "eve";
@@ -111,6 +124,7 @@
         ];
       };
       vm2 = inputs.nixpkgs.lib.nixosSystem {
+        specialArgs = {inherit inputs;};
         modules = workstation.modules ++ [
           {
             services.getty.autologinUser = "don";
diff --git a/home/gui/citrix.nix b/home/gui/citrix.nix
index cd8e84a..dbd8ba8 100644
--- a/home/gui/citrix.nix
+++ b/home/gui/citrix.nix
@@ -1,6 +1,7 @@
-{ config, pkgs, ... }:
+{ config, pkgs, inputs, ... }:
 {
   home.packages = with pkgs; [
+    #inputs.nixpkgs-2311.opencv
     opencv
     citrix_workspace
   ];