diff --git a/test/sub/sub.txt b/test/sub/sub.txt
new file mode 100644
index 0000000..6ef25e8
--- /dev/null
+++ b/test/sub/sub.txt
@@ -0,0 +1,5 @@
+sub.txt
+sub.txt
+sub.txt
+sub.txt
+sub.txt
\ No newline at end of file