diff --git a/nixos/modules/hardware/printers.nix b/nixos/modules/hardware/printers.nix
index 56b91933477d..752de41f26de 100644
--- a/nixos/modules/hardware/printers.nix
+++ b/nixos/modules/hardware/printers.nix
@@ -84,7 +84,7 @@ in {
             model = mkOption {
               type = types.str;
               example = literalExample ''
-                gutenprint.''${lib.version.majorMinor (lib.getVersion pkgs.cups)}://brother-hl-5140/expert
+                gutenprint.''${lib.versions.majorMinor (lib.getVersion pkgs.gutenprint)}://brother-hl-5140/expert
               '';
               description = ''
                 Location of the ppd driver file for the printer.