diff --git a/home.nix b/home.nix
index e3e28c6..0ad3d55 100644
--- a/home.nix
+++ b/home.nix
@@ -33,7 +33,6 @@ network = "traefik"
     latest.openssl.dev
     latest.patchelf
     latest.postman
-    latest.cnijfilter_4_00
 
     latest.pavucontrol
 
diff --git a/nixos/configuration.nix b/nixos/configuration.nix
index cf7cf3f..9dbc1e6 100644
--- a/nixos/configuration.nix
+++ b/nixos/configuration.nix
@@ -97,8 +97,9 @@ local-data: "test. 10800 IN A 172.10.0.10"
   networking.firewall.enable = false;
 
   # Enable CUPS to print documents.
+  nixpkgs.config.allowUnfree = true;
   services.printing.enable = true;
-  services.printing.drivers = [ pkgs.hplip ];
+  services.printing.drivers = [ pkgs.hplip pkgs.gutenprint pkgs.cnijfilter_4_00 ];
 
   # Enable sound.
   sound.enable = true;