diff --git a/hosts/x86_64-linux/installer.nix b/hosts/x86_64-linux/installer.nix
index 85b4394..6c8ffaf 100644
--- a/hosts/x86_64-linux/installer.nix
+++ b/hosts/x86_64-linux/installer.nix
@@ -41,7 +41,7 @@ in
   environment.defaultPackages = lib.mkForce [ zfs ]; # this merges with outer noninteractive module.
   boot.kernelModules = [ "zfs" ];
   boot.extraModulePackages = [ config.boot.kernelPackages.zfs_unstable ];
-  boot.kernelPackages = latestKernelPackage;
+  boot.kernelPackages = lib.mkForce latestKernelPackage;
 
   custom.services.nixCacheClient.enable = true;
   services.qemuGuest.enable = true;