diff --git a/pkgs/by-name/tr/treefmt/build-config.nix b/pkgs/by-name/tr/treefmt/build-config.nix
index 65fe7ca8f089..c4eb298a051c 100644
--- a/pkgs/by-name/tr/treefmt/build-config.nix
+++ b/pkgs/by-name/tr/treefmt/build-config.nix
@@ -24,6 +24,7 @@ settingsFile.overrideAttrs {
   passthru = {
     format = settingsFormat;
     settings = configuration.config;
-    inherit (configuration) _module options type;
+    inherit (configuration) _module options;
+    optionType = configuration.type;
   };
 }