diff --git a/tests/default.nix b/tests/default.nix
index d8a9ebd..4eef480 100644
--- a/tests/default.nix
+++ b/tests/default.nix
@@ -20,5 +20,6 @@ in
   subdir-3 = runner.makeTest { name = "subdir-3"; rootDir = testdata.sourceUnfiltered + "/test-tree"; subpath = "3-wildcards"; };
   subdir-4 = runner.makeTest { name = "subdir-4"; rootDir = testdata.sourceUnfiltered + "/test-tree"; subpath = "4-escapes"; };
   subdir-9 = runner.makeTest { name = "subdir-9"; rootDir = testdata.sourceUnfiltered + "/test-tree"; subpath = "9-expected"; };
+  subdir-10 = runner.makeTest { name = "subdir-10"; rootDir = testdata.sourceUnfiltered + "/test-tree"; subpath = "10-subdir-ignoring-itself"; };
 
 }
\ No newline at end of file
diff --git a/tests/testdata.nix b/tests/testdata.nix
index ac7c134..d26ae7e 100644
--- a/tests/testdata.nix
+++ b/tests/testdata.nix
@@ -30,6 +30,9 @@ let
         touches 5-directory      {1,2,3,4,5,^,$,^$,$^,[,[[,],]],]]],ab,bb,\\,\\\\}
 
         touches 9-expected       {unfiltered,filtered-via-aux-{filter,ignore,filepath}}
+
+        touches 10-subdir-ignoring-itself/foo {foo,bar}
+        echo foo >10-subdir-ignoring-itself/foo/.gitignore
     ); }
 
     create-tree "$1"