diff --git a/pkgs/tools/text/dt/default.nix b/pkgs/tools/text/dt/default.nix
index dfe820a6f6cf..be5a00f3613f 100644
--- a/pkgs/tools/text/dt/default.nix
+++ b/pkgs/tools/text/dt/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   nativeBuildInputs = [ zig_0_11.hook ];
 
-  passthru.tests.version = testers.testVersion { package = finalAttrs.dt; };
+  passthru.tests.version = testers.testVersion { package = finalAttrs.finalPackage; };
 
   meta = {
     homepage = "https://dt.plumbing";