Restore subdir -> dir

Got this mixed up somewhere.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/nix/flake.cc b/src/nix/flake.cc
index 42f5b2ce0..0887fb402 100644
--- a/src/nix/flake.cc
+++ b/src/nix/flake.cc
@@ -507,7 +507,7 @@ struct CmdFlakeAdd : MixEvalArgs, Command
         auto fromRef = parseFlakeRef(fromUrl);
         auto toRef = parseFlakeRef(toUrl);
         fetchers::Input::Attrs extraAttrs;
-        if (toRef.subdir != "") extraAttrs["subdir"] = toRef.subdir;
+        if (toRef.subdir != "") extraAttrs["dir"] = toRef.subdir;
         auto userRegistry = fetchers::getUserRegistry();
         userRegistry->remove(fromRef.input);
         userRegistry->add(fromRef.input, toRef.input, extraAttrs);
@@ -558,7 +558,7 @@ struct CmdFlakePin : virtual Args, EvalCommand
         userRegistry->remove(ref.input);
         auto [tree, resolved] = ref.resolve(store).input->fetchTree(store);
         fetchers::Input::Attrs extraAttrs;
-        if (ref.subdir != "") extraAttrs["subdir"] = ref.subdir;
+        if (ref.subdir != "") extraAttrs["dir"] = ref.subdir;
         userRegistry->add(ref.input, resolved, extraAttrs);
     }
 };