diff --git a/pkgs/by-name/tr/treefmt/tests.nix b/pkgs/by-name/tr/treefmt/tests.nix
index fd84f398012b..c13b26b67b0f 100644
--- a/pkgs/by-name/tr/treefmt/tests.nix
+++ b/pkgs/by-name/tr/treefmt/tests.nix
@@ -45,6 +45,7 @@ in
     expected = ''
       on-unmatched = "info"
       tree-root-file = ".git/index"
+
       [formatter.nixfmt]
       command = "nixfmt"
       includes = ["*.nix"]
@@ -60,6 +61,7 @@ in
     expected = ''
       on-unmatched = "info"
       tree-root-file = "overridden"
+
       [formatter.nixfmt]
       command = "nixfmt"
       includes = ["*.nix"]