diff --git a/config/hosts/public-web-static/virtualHosts/c3cat.de.nix b/config/hosts/public-web-static/virtualHosts/c3cat.de.nix
index ff59fab..91d3a40 100644
--- a/config/hosts/public-web-static/virtualHosts/c3cat.de.nix
+++ b/config/hosts/public-web-static/virtualHosts/c3cat.de.nix
@@ -40,10 +40,6 @@ in {
         return = "302 https://c3cat.de$request_uri";
       };
 
-      locations."/manuals/eh22-rgb-ears" = {
-        return = "307 https://www.c3cat.de/rgb-ears.html";
-      };
-
       extraConfig = ''
         # Make use of the ngx_http_realip_module to set the $remote_addr and
         # $remote_port to the client address and client port, when using proxy
@@ -71,10 +67,6 @@ in {
 
       root = "${dataDir}";
 
-      locations."/manuals/eh22-rgb-ears" = {
-        return = "307 https://c3cat.de/rgb-ears.html";
-      };
-
       extraConfig = ''
         # Make use of the ngx_http_realip_module to set the $remote_addr and
         # $remote_port to the client address and client port, when using proxy
diff --git a/flake.lock b/flake.lock
index 00e5e12..ef7bc8d 100644
--- a/flake.lock
+++ b/flake.lock
@@ -35,11 +35,11 @@
         "nixpkgs": "nixpkgs"
       },
       "locked": {
-        "lastModified": 1742568034,
-        "narHash": "sha256-QaMEhcnscfF2MqB7flZr+sLJMMYZPnvqO4NYf9B4G38=",
+        "lastModified": 1740947705,
+        "narHash": "sha256-Co2kAD2SZalOm+5zoxmzEVZNvZ17TyafuFsD46BwSdY=",
         "owner": "nix-community",
         "repo": "nixos-generators",
-        "rev": "42ee229088490e3777ed7d1162cb9e9d8c3dbb11",
+        "rev": "507911df8c35939050ae324caccc7cf4ffb76565",
         "type": "github"
       },
       "original": {
@@ -66,16 +66,16 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1744440957,
-        "narHash": "sha256-FHlSkNqFmPxPJvy+6fNLaNeWnF1lZSgqVCl/eWaJRc4=",
+        "lastModified": 1741969460,
+        "narHash": "sha256-SCNxTTBfMJV7XuTcLUfdAd6cgCGsazzi+DoPrceQrZ0=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "26d499fc9f1d567283d5d56fcf367edd815dba1d",
+        "rev": "68612419aa6c9fd5b178b81e6fabbdf46d300ea4",
         "type": "github"
       },
       "original": {
         "owner": "nixos",
-        "ref": "nixos-24.11",
+        "ref": "nixos-24.11-small",
         "repo": "nixpkgs",
         "type": "github"
       }
@@ -95,11 +95,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1744669848,
-        "narHash": "sha256-pXyanHLUzLNd3MX9vsWG+6Z2hTU8niyphWstYEP3/GU=",
+        "lastModified": 1741861888,
+        "narHash": "sha256-ynOgXAyToeE1UdLNfrUn/hL7MN0OpIS2BtNdLjpjPf0=",
         "owner": "Mic92",
         "repo": "sops-nix",
-        "rev": "61154300d945f0b147b30d24ddcafa159148026a",
+        "rev": "d016ce0365b87d848a57c12ffcfdc71da7a2b55f",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index 2c34373..d7bda34 100644
--- a/flake.nix
+++ b/flake.nix
@@ -5,7 +5,7 @@
     # Use the NixOS small channels for nixpkgs.
     # https://nixos.org/manual/nixos/stable/#sec-upgrading
     # https://github.com/NixOS/nixpkgs
-    nixpkgs.url = "github:nixos/nixpkgs/nixos-24.11";
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-24.11-small";
 
     # Add nixos-generators as an input.
     # See here: https://github.com/nix-community/nixos-generators#using-in-a-flake