diff --git a/config/hosts/audio-hauptraum-kueche/networking.nix b/config/hosts/audio-hauptraum-kueche/networking.nix
index 532ca23..0118db4 100644
--- a/config/hosts/audio-hauptraum-kueche/networking.nix
+++ b/config/hosts/audio-hauptraum-kueche/networking.nix
@@ -1,7 +1,18 @@
 { ... }:
 
 {
-  networking.interfaces.net0.useDHCP = true;
+  networking = {
+    interfaces.net0 = {
+      ipv4.addresses = [
+        {
+          address = "10.31.210.10";
+          prefixLength = 23;
+        }
+      ];
+    };
+    defaultGateway = "10.31.210.1";
+    nameservers = [ "10.31.210.1" ];
+  };
 
   systemd.network.links."10-net0" = {
     matchConfig.MACAddress = "1E:EF:2D:92:81:DA";
diff --git a/config/hosts/audio-hauptraum-tafel/networking.nix b/config/hosts/audio-hauptraum-tafel/networking.nix
index adc8e64..37185b7 100644
--- a/config/hosts/audio-hauptraum-tafel/networking.nix
+++ b/config/hosts/audio-hauptraum-tafel/networking.nix
@@ -1,7 +1,18 @@
 { ... }:
 
 {
-  networking.interfaces.net0.useDHCP = true;
+  networking = {
+    interfaces.net0 = {
+      ipv4.addresses = [
+        {
+          address = "10.31.210.13";
+          prefixLength = 23;
+        }
+      ];
+    };
+    defaultGateway = "10.31.210.1";
+    nameservers = [ "10.31.210.1" ];
+  };
 
   systemd.network.links."10-net0" = {
     matchConfig.MACAddress = "D2:10:33:B1:72:C3";
diff --git a/flake.lock b/flake.lock
index 4625fa3..18512ce 100644
--- a/flake.lock
+++ b/flake.lock
@@ -16,11 +16,11 @@
     },
     "nixlib": {
       "locked": {
-        "lastModified": 1734829460,
-        "narHash": "sha256-dPhc+f2wkmhMqMIfq+hColJdysgVxKP9ilZ5bR0NRZI=",
+        "lastModified": 1734224914,
+        "narHash": "sha256-hKWALzQ/RxxXdKWsLKXULru6XTag9Cc5exgVyS4a/AE=",
         "owner": "nix-community",
         "repo": "nixpkgs.lib",
-        "rev": "0a31e8d833173ae63e43fd9dbff1ccf09c4f778c",
+        "rev": "538697b664a64fade8ce628d01f35d1f1fd82d77",
         "type": "github"
       },
       "original": {
@@ -35,11 +35,11 @@
         "nixpkgs": "nixpkgs"
       },
       "locked": {
-        "lastModified": 1734915500,
-        "narHash": "sha256-A7CTIQ8SW0hfbhKlwK+vSsu4pD+Oaelw3v6goX6go+U=",
+        "lastModified": 1734311693,
+        "narHash": "sha256-ODRrnbaUsOe3e4kp+uHl+iJxey5zE3kqiBqJWQxrlnY=",
         "owner": "nix-community",
         "repo": "nixos-generators",
-        "rev": "051d1b2dda3b2e81b38d82e2b691e5c2f4d335f4",
+        "rev": "a5278f7c326205681f1f42a90fa46a75a13627eb",
         "type": "github"
       },
       "original": {
@@ -50,11 +50,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1734435836,
-        "narHash": "sha256-kMBQ5PRiFLagltK0sH+08aiNt3zGERC2297iB6vrvlU=",
+        "lastModified": 1734126203,
+        "narHash": "sha256-0XovF7BYP50rTD2v4r55tR5MuBLet7q4xIz6Rgh3BBU=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "4989a246d7a390a859852baddb1013f825435cee",
+        "rev": "71a6392e367b08525ee710a93af2e80083b5b3e2",
         "type": "github"
       },
       "original": {
@@ -66,11 +66,11 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1736408508,
-        "narHash": "sha256-WIGZ3DPw5H+SPszUXVacK+KTh3sJZShP1vGtDwhquNM=",
+        "lastModified": 1734298236,
+        "narHash": "sha256-aWhhqY44xBjMoO9r5fyPp5u8tqUNWRZ/m/P+abMSs5c=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "530de2c83360057c1650fb8a37ef48cb9ad8f6a6",
+        "rev": "eb919d9300b6a18f8583f58aef16db458fbd7bec",
         "type": "github"
       },
       "original": {
@@ -95,11 +95,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1736203741,
-        "narHash": "sha256-eSjkBwBdQk+TZWFlLbclF2rAh4JxbGg8az4w/Lfe7f4=",
+        "lastModified": 1733965552,
+        "narHash": "sha256-GZ4YtqkfyTjJFVCub5yAFWsHknG1nS/zfk7MuHht4Fs=",
         "owner": "Mic92",
         "repo": "sops-nix",
-        "rev": "c9c88f08e3ee495e888b8d7c8624a0b2519cb773",
+        "rev": "2d73fc6ac4eba4b9a83d3cb8275096fbb7ab4004",
         "type": "github"
       },
       "original": {