diff --git a/flake.nix b/flake.nix
index d08653f..02fa678 100644
--- a/flake.nix
+++ b/flake.nix
@@ -25,7 +25,7 @@
       };
     in
     {
-      nixosConfigurations.zima = nixpkgs-23-11.lib.nixosSystem {
+      nixosConfigurations.zima = nixpkgs-25-11.lib.nixosSystem {
         inherit system;
         specialArgs = {
           inherit impermanence;
diff --git a/hosts/zima/configuration.nix b/hosts/zima/configuration.nix
index 02113f6..242c0d4 100644
--- a/hosts/zima/configuration.nix
+++ b/hosts/zima/configuration.nix
@@ -11,7 +11,7 @@
       "${impermanence}/nixos.nix"
     ];
 
-  boot.kernelPackages = pkgs.linuxKernel.packages.linux_6_7;
+  #boot.kernelPackages = pkgs.linuxKernel.packages.linux_6_7;
   boot.supportedFilesystems = [ "zfs" ];
   boot.zfs.extraPools = [ "bitrot" ];
   hardware.enableAllFirmware = true;
@@ -132,7 +132,7 @@
   # List services that you want to enable:
   services.avahi = {
     enable = true;
-    nssmdns = true;
+    nssmdns4 = true;
     publish = {
       enable = true;
       addresses = true;