diff --git a/nixos/tests/printing.nix b/nixos/tests/printing.nix
index b1c2e74136ce..0db9a529644b 100644
--- a/nixos/tests/printing.nix
+++ b/nixos/tests/printing.nix
@@ -60,8 +60,8 @@ import ./make-test.nix ({pkgs, ... }: {
       $client->succeed("lpq") =~ /DeskjetRemote is ready.*no entries/s or die;
 
       # Test printing various file types.
-      foreach my $file ("${pkgs.groff}/share/doc/*/examples/mom/penguin.pdf",
-                        "${pkgs.groff}/share/doc/*/meref.ps",
+      foreach my $file ("${pkgs.groff.doc}/share/doc/*/examples/mom/penguin.pdf",
+                        "${pkgs.groff.doc}/share/doc/*/meref.ps",
                         "${pkgs.cups}/share/doc/cups/images/cups.png",
                         "${pkgs.pcre}/share/doc/pcre/pcre.txt")
       {