diff --git a/flake.lock b/flake.lock
index 54b2c014..d58ef8d4 100644
--- a/flake.lock
+++ b/flake.lock
@@ -44,23 +44,6 @@
         "type": "github"
       }
     },
-    "gemini": {
-      "inputs": {
-        "nixpkgs": "nixpkgs"
-      },
-      "locked": {
-        "lastModified": 1639155521,
-        "narHash": "sha256-Lh74QEjPIPZSZNvz1zPKEqEjSA6eIci0eDRoZJKIYeE=",
-        "owner": "nix-community",
-        "repo": "flake-gemini",
-        "rev": "2900f752c983974a03e66077f1e6522764486aed",
-        "type": "github"
-      },
-      "original": {
-        "id": "gemini",
-        "type": "indirect"
-      }
-    },
     "heliwatch": {
       "inputs": {
         "fenix": "fenix_2",
@@ -142,15 +125,15 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1639153468,
-        "narHash": "sha256-AXlstb8jjYs8HKGTLOuSjIdFLyPQSI5aYPN34qUy+Rc=",
-        "owner": "NixOS",
+        "lastModified": 1646342893,
+        "narHash": "sha256-Q5Nrl98lB7I2ld2FULc/Wx9YL/tM+nsi+uTIOldcsyY=",
+        "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "cf8f41fe116c8e733c833acd4759d9261ecd6d1f",
+        "rev": "7a6f7df2e4ef9c7563b73838c7f86a1d6dd0755b",
         "type": "github"
       },
       "original": {
-        "owner": "NixOS",
+        "owner": "nixos",
         "ref": "release-21.11",
         "repo": "nixpkgs",
         "type": "github"
@@ -219,22 +202,6 @@
       }
     },
     "nixpkgs_2": {
-      "locked": {
-        "lastModified": 1646342893,
-        "narHash": "sha256-Q5Nrl98lB7I2ld2FULc/Wx9YL/tM+nsi+uTIOldcsyY=",
-        "owner": "nixos",
-        "repo": "nixpkgs",
-        "rev": "7a6f7df2e4ef9c7563b73838c7f86a1d6dd0755b",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nixos",
-        "ref": "release-21.11",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
-    "nixpkgs_3": {
       "locked": {
         "lastModified": 1637209424,
         "narHash": "sha256-oXw75hkCOVtoB+CEElWiTmkC1gNdL3jf0tG2GInytHA=",
@@ -250,7 +217,7 @@
         "type": "github"
       }
     },
-    "nixpkgs_4": {
+    "nixpkgs_3": {
       "locked": {
         "lastModified": 1638097282,
         "narHash": "sha256-EXCzj9b8X/lqDPJapxZThIOKL5ASbpsJZ+8L1LnY1ig=",
@@ -266,7 +233,7 @@
         "type": "github"
       }
     },
-    "nixpkgs_5": {
+    "nixpkgs_4": {
       "locked": {
         "lastModified": 1646162891,
         "narHash": "sha256-Yoyur5LD3nRKFZRwVi2lHZi2HKoWUJFAHgIFcYsRhho=",
@@ -302,11 +269,10 @@
     "root": {
       "inputs": {
         "fenix": "fenix",
-        "gemini": "gemini",
         "heliwatch": "heliwatch",
         "naersk": "naersk_2",
         "nixos-hardware": "nixos-hardware",
-        "nixpkgs": "nixpkgs_2",
+        "nixpkgs": "nixpkgs",
         "nixpkgs-mobilizon": "nixpkgs-mobilizon",
         "nixpkgs-openwebrx": "nixpkgs-openwebrx",
         "nixpkgs-unstable": "nixpkgs-unstable",
@@ -372,7 +338,7 @@
     },
     "secrets": {
       "inputs": {
-        "nixpkgs": "nixpkgs_3",
+        "nixpkgs": "nixpkgs_2",
         "sops-nix": [
           "sops-nix"
         ]
@@ -393,7 +359,7 @@
     },
     "sops-nix": {
       "inputs": {
-        "nixpkgs": "nixpkgs_4"
+        "nixpkgs": "nixpkgs_3"
       },
       "locked": {
         "lastModified": 1645891244,
@@ -495,7 +461,7 @@
     },
     "zentralwerk": {
       "inputs": {
-        "nixpkgs": "nixpkgs_5",
+        "nixpkgs": "nixpkgs_4",
         "nixpkgs-master": "nixpkgs-master",
         "openwrt": "openwrt"
       },
diff --git a/flake.nix b/flake.nix
index 48e277be..5fdade4c 100644
--- a/flake.nix
+++ b/flake.nix
@@ -31,7 +31,7 @@
     fenix.inputs.nixpkgs.follows = "nixpkgs";
   };
 
-  outputs = inputs@{ self, nixpkgs, secrets, nixos-hardware, zentralwerk, yammat, scrapers, spacemsg, tigger, ticker, heliwatch, sops-nix, naersk, fenix, gemini, ... }:
+  outputs = inputs@{ self, nixpkgs, secrets, nixos-hardware, zentralwerk, yammat, scrapers, spacemsg, tigger, ticker, heliwatch, sops-nix, naersk, fenix, ... }:
     let
       inherit (nixpkgs) lib;
       forAllSystems = lib.genAttrs [ "aarch64-linux" "x86_64-linux" ];
@@ -246,16 +246,6 @@
           ];
         };
 
-        gemini = nixosSystem' {
-          nixpkgs = inputs.nixpkgs-unstable;
-          modules = [
-            ./config/lxc-container.nix
-            ./hosts/containers/gemini
-            gemini.nixosModules.duckling-proxy
-            gemini.nixosModules.kineto
-          ];
-        };
-
         gitea = nixosSystem' {
           nixpkgs = inputs.nixpkgs-unstable;
           modules = [
diff --git a/host-registry.nix b/host-registry.nix
index 254ef1d5..8c0cb92a 100644
--- a/host-registry.nix
+++ b/host-registry.nix
@@ -12,13 +12,6 @@
     publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIMFbxHGfBMBjjior1FNRub56O62K++HVnqUH67BeKD7d";
   };
 
-  gemini = {
-    ip6 = "2a00:8180:2c00:223:58f4:2eff:fe48:5216";
-    # ygg = "30c:c3d2:b946:76d0:58f4:2eff:fe48:5216";
-    publicKey =
-      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAILvB3MTO5+MJk8/sojF+bX0MBz9BLwo3FRH5SjIbrfeH";
-  };
-
   gitea.publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIM8MmjiiRmiyUqRYs5a07m7qKDwxh2NwvS2h7pm2b+zx";
 
   glotzbert = {
diff --git a/hosts/containers/gemini/default.nix b/hosts/containers/gemini/default.nix
deleted file mode 100644
index f02d4607..00000000
--- a/hosts/containers/gemini/default.nix
+++ /dev/null
@@ -1,62 +0,0 @@
-{ config, lib, pkgs, ... }:
-
-let fqdn = "gemini.c3d2.de";
-in {
-  imports = [ ./users.nix ];
-
-  c3d2.hq.statistics.enable = true;
-  c3d2.autoUpdate = true;
-
-  networking.hostName = "gemini";
-  networking.hosts."::1" = [ fqdn ];
-
-  networking.firewall.enable = false;
-  networking.firewall.allowedTCPPorts = [
-    80
-    443
-    config.services.molly-brown.settings.Port
-    config.services.duckling-proxy.port
-  ];
-
-  services.duckling-proxy = {
-    enable = true;
-    address = "0.0.0.0";
-    port = 1966;
-    serverCert = "/var/lib/acme/${fqdn}/cert.pem";
-    serverKey = "/var/lib/acme/${fqdn}/key.pem";
-  };
-
-  services.kineto = {
-    enable = true;
-    port = 1967;
-    geminiDomain = "gemini://${fqdn}";
-  };
-
-  services.molly-brown = {
-    enable = true;
-    hostName = fqdn;
-    certPath = "/var/lib/acme/${fqdn}/cert.pem";
-    keyPath = "/var/lib/acme/${fqdn}/key.pem";
-    docBase = "/var/gemini";
-    settings = {
-      DefaultLang = "de";
-      ReadMollyFiles = true;
-    };
-  };
-
-  services.nginx = {
-    enable = true;
-    virtualHosts.${fqdn} = {
-      default = true;
-      enableACME = true;
-      forceSSL = true;
-      locations."/".proxyPass = "http://127.0.0.1:1967";
-    };
-  };
-
-  systemd.services.duckling-proxy.serviceConfig.SupplementaryGroups =
-    [ config.security.acme.certs.${fqdn}.group ];
-
-  systemd.services.molly-brown.serviceConfig.SupplementaryGroups =
-    [ config.security.acme.certs.${fqdn}.group ];
-}
diff --git a/hosts/containers/gemini/users.nix b/hosts/containers/gemini/users.nix
deleted file mode 100644
index 9eca4d42..00000000
--- a/hosts/containers/gemini/users.nix
+++ /dev/null
@@ -1,18 +0,0 @@
-{ config, lib, ... }:
-
-{
-  system.activationScripts.gemini = ''
-    mkdir -p ${config.services.molly-brown.docBase}/users/
-  '' + lib.strings.concatStrings (lib.attrsets.mapAttrsToList (name:
-    { isNormalUser, home, ... }:
-    lib.strings.optionalString (isNormalUser && home != null) ''
-      ln -sf ${home}/public_gemini ${config.services.molly-brown.docBase}/users/${name}
-    '') config.users.users);
-
-  users.users = lib.attrsets.mapAttrs (name:
-    { sshKeys, ... }: {
-      createHome = true;
-      isNormalUser = true;
-      openssh.authorizedKeys.keys = sshKeys;
-    }) config.c3d2.users;
-}