diff --git a/hosts/pulsebert/hardware-configuration.nix b/hosts/pulsebert/hardware-configuration.nix
index 57d653a5..26675d11 100644
--- a/hosts/pulsebert/hardware-configuration.nix
+++ b/hosts/pulsebert/hardware-configuration.nix
@@ -12,7 +12,10 @@
   boot.initrd.kernelModules = [ ];
   boot.kernelModules = [ ];
   boot.extraModulePackages = [ ];
-  boot.kernelParams = [ "snd_bcm2835.enable_headphones=1" ];
+  # mkForce to get rid of "console=ttyAMA0" from sd-image-aarch64.nix
+  boot.kernelParams = lib.mkForce [
+    "snd_bcm2835.enable_headphones=1"
+  ];
 
   fileSystems."/" = {
     device = "/dev/disk/by-label/NIXOS_SD";