diff --git a/pkgs/os-specific/bsd/netbsd/default.nix b/pkgs/os-specific/bsd/netbsd/default.nix
index b438ea98a266..beaa176dae15 100644
--- a/pkgs/os-specific/bsd/netbsd/default.nix
+++ b/pkgs/os-specific/bsd/netbsd/default.nix
@@ -72,7 +72,7 @@ in lib.makeScopeWithSplicing
     nativeBuildInputs = with buildPackages.netbsd; [
       bsdSetupHook netbsdSetupHook
       makeMinimal
-      install tsort lorder mandoc groff statHook rsync
+      install tsort lorder buildPackages.mandoc groff statHook rsync
     ];
     buildInputs = with self; compatIfNeeded;