diff --git a/pkgs/tools/misc/zf/default.nix b/pkgs/tools/misc/zf/default.nix
index ece958a491cc..1b441687d316 100644
--- a/pkgs/tools/misc/zf/default.nix
+++ b/pkgs/tools/misc/zf/default.nix
@@ -35,7 +35,7 @@ stdenv.mkDerivation (finalAttrs: {
       --zsh complete/_zf
   '';
 
-  passthru.tests.version = testers.testVersion { package = finalAttrs.zf; };
+  passthru.tests.version = testers.testVersion { package = finalAttrs.finalPackage; };
 
   meta = {
     homepage = "https://github.com/natecraddock/zf";